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com/patent/US4072026A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072027A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072028A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072029A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072030A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072031A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072032A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072033A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072034A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072035A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072036A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072037A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072038A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072039A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072040A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072041A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072042A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072043A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072044A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072045A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072046A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072047A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072048A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072049A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072050A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072051A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072052A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072053A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072054A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072055A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072056A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072057A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072058A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072059A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072060A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072061A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072062A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072063A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072064A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072065A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072066A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072067A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072068A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072069A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072070A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072071A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072072A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072073A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072074A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072075A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072076A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072077A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072078A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072079A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072080A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072081A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072082A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072083A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072084A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072085A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072086A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072088A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072089A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072090A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072091A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072092A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072093A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072094A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072095A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072096A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072097A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072098A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072099A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072100A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072101A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072102A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072103A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072104A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072105A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072106A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072107A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072108A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072109A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072110A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072111A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072112A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072113A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072114A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072115A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072116A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072117A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072118A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072119A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072120A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072121A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072122A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072123A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072124A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072125A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072126A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072127A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072128A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072129A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072130A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072131A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072132A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072133A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072134A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072135A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072136A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072137A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072138A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072139A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072140A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072141A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072142A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072143A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072144A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072145A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072147A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072148A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072149A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072150A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072151A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072153A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072155A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072156A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072157A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072158A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072159A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072160A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072161A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072162A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072163A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072164A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072165A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072166A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072167A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072168A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072169A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072170A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072171A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072172A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072173A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072174A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072175A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072176A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072177A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072178A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072179A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072180A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072181A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072182A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072183A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072184A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072185A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072186A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072187A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072188A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072189A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072190A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072191A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072192A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072193A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072194A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072195A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072196A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072197A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072198A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072199A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072201A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072202A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072203A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072204A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072205A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072206A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072207A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072208A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072209A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072210A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072211A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072212A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072213A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072214A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072215A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072216A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072217A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072218A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072219A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072220A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072221A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072222A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072223A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072224A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072225A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072226A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072227A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072228A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072229A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072230A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072231A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072232A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072233A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072234A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072235A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072236A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072237A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072238A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072239A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072240A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072241A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072242A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072243A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072244A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072245A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072246A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072247A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072248A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072249A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072250A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072251A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072252A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072253A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072254A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072255A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072256A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072257A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072258A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072259A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072260A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072261A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072262A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072263A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072264A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072265A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072266A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072267A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072268A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072269A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072270A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072271A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072272A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072273A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072274A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072275A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072276A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072277A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072278A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072279A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072280A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072281A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072282A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072283A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072284A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072285A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072286A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072287A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072288A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072289A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072290A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072291A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072292A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072293A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072294A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072295A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072296A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072297A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072298A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072299A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072300A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072301A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072302A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072303A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072304A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072305A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072306A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072307A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072308A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072310A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072311A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072312A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072313A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072314A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072315A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072316A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072317A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072318A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072319A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072320A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072321A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072322A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072323A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072324A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072325A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072326A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072327A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072328A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072329A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072331A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072332A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072333A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072334A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072335A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072336A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072337A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072338A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072339A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072340A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072341A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072342A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072343A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072344A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072345A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072346A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072347A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072348A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072349A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072350A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072351A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072352A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072353A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072354A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072355A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072356A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072357A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072358A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072359A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072360A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072361A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072362A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072363A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072364A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072365A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072366A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072367A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072368A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072369A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072370A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072371A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072372A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072373A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072374A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072375A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072376A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072377A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072378A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072379A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072380A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072381A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072382A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072383A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072384A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072385A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072386A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072387A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072388A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072389A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072390A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072391A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072392A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072393A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072394A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072395A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072396A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072397A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072398A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072399A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072400A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072401A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072402A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072403A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072404A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072405A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072406A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072407A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072408A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072409A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072410A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072411A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072412A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072413A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072414A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072415A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072416A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072417A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072418A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072419A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072420A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072421A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072422A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072423A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072424A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072425A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072426A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072427A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072428A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072429A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072430A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072431A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072432A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072433A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072434A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072435A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072436A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072437A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072438A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072439A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072440A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072441A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072442A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072443A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072444A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072445A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072446A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072447A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072448A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072449A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072450A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072451A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072452A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072453A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072454A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072455A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072456A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072457A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072458A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072459A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072460A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072461A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072462A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072463A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072464A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072465A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072466A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072467A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072468A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072469A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072470A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072471A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072472A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072473A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072474A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072475A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072476A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072477A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072478A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072479A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072480A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072481A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072482A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072483A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072484A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072485A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072486A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072487A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072488A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072489A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072490A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072491A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072492A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072493A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072494A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072495A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072496A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072497A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072498A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072499A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072500A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072501A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072502A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072503A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072504A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072505A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072506A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072507A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072508A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072509A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072510A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072511A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072512A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072513A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072514A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072515A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072516A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072517A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072518A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072519A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072520A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072521A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072522A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072523A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072524A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072525A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072526A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072527A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072528A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072529A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072530A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072531A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072532A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072533A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072534A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072535A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072536A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072537A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072538A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072539A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072540A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072541A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072542A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072543A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072544A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072545A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072546A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072547A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072548A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072549A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072550A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072551A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072552A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072553A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072554A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072555A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072556A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072557A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072558A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072559A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072560A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072561A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072562A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072563A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072564A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072565A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072566A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072567A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072568A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072569A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072570A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072571A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072572A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072573A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072574A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072575A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072577A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072579A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072580A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072581A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072582A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072583A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072584A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072585A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072586A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072587A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072588A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072589A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072590A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072591A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072592A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072593A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072594A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072595A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072596A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072597A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072598A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072599A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072600A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072601A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072602A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072603A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072604A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072605A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072606A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072607A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072608A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072609A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072610A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072611A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072612A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072613A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072614A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072615A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072616A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072617A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072618A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072619A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072620A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072621A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072622A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072623A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072624A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072625A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072626A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072627A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072628A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072629A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072630A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072631A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072632A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072633A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072634A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072635A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072636A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072637A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072638A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072639A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072640A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072641A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072642A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072643A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072644A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072645A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072646A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072647A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072648A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072649A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072650A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072651A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072652A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072653A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072654A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072655A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072656A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072657A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072658A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072659A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072660A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072661A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072662A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072663A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072664A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072665A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072666A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072667A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072668A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072669A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072670A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072671A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072672A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072673A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072674A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072675A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072676A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072677A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072678A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072679A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072680A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072681A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072682A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072683A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072684A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072685A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072686A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072687A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072688A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072689A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072690A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072691A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072692A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072693A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072694A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072695A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072696A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072697A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072698A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072699A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072700A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072701A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072702A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072703A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072704A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072705A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072706A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072707A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072708A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072709A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072710A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072711A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072712A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072713A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072714A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072715A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072716A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072717A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072718A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072719A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072720A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072721A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072722A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072723A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072724A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072725A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072726A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072727A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072728A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072729A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072730A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072731A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072732A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072733A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072734A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072735A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072736A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072737A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072738A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072739A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072740A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072741A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072742A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072743A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072744A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072745A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072746A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072747A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072748A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072749A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072750A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072751A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072752A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072753A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072754A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072755A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072756A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072757A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072758A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072759A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072760A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072761A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072762A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072763A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072764A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072765A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072766A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072767A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072768A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072769A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072770A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072771A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072772A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072773A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072774A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072775A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072776A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072777A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072778A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072779A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072780A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072781A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072782A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072783A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072784A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072785A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072786A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072787A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072788A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072789A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072790A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072791A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072792A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072793A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072794A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072795A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072796A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072797A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072798A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072799A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072800A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072801A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072802A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072803A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072804A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072805A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072806A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072807A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072808A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072809A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072810A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072811A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072812A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072813A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072814A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072815A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072816A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072817A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072818A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072819A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072820A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072821A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072822A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072823A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072824A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072825A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072826A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072827A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072828A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072829A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072830A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072831A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072832A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072833A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072834A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072835A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072836A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072837A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072838A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072839A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072840A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072841A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072842A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072843A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072844A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072845A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072846A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072847A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072848A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072849A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072851A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072852A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072853A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072854A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072855A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072856A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072858A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072860A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072861A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072862A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072863A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072864A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072865A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072866A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072867A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072868A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072869A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072870A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072871A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072872A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072873A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072874A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072875A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072876A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072877A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072878A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072879A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072880A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072881A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072882A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072883A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072884A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072885A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072886A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072887A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072888A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072889A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072890A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072891A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072892A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072893A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072894A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072895A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072896A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072897A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072898A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072899A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072900A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072901A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072902A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072903A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072904A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072905A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072906A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072907A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072908A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072909A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072910A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072911A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072912A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072913A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072914A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072915A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072916A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072917A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072918A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072919A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072920A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072921A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072922A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072923A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072924A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072925A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072926A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072927A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072928A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072929A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072931A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072932A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072933A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072934A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072935A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072936A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072937A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072938A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072939A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072940A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072941A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072942A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072943A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072944A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072945A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072946A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072947A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072948A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072949A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072950A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072951A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072952A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072953A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072954A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072955A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072956A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072957A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072958A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072959A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072960A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072961A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072962A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072963A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072964A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072965A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072966A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072967A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072968A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072969A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072970A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072971A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072972A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072973A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072974A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072976A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072977A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072978A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072979A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072980A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072981A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072982A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072983A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072984A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072985A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072986A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072987A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072988A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072989A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072990A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072991A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072992A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072993A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072994A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072995A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072996A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072997A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072998A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4072999A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073000A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073001A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073002A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073003A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073004A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073005A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073006A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073007A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073008A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073009A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073010A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073011A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073012A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/US4073013A</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247136S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247137S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247138S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247139S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247140S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247141S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247142S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247143S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247144S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247145S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247146S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247147S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247148S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247149S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.com/patent/USD247150S</loc><lastmod>1978-02-07</lastmod></url><url><loc>https://patentgrep.c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c>https://patentgrep.com/patent/US4070863A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070864A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070866A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070867A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070868A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070869A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070870A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070871A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070872A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070873A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070874A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070875A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070876A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070877A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070878A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070879A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070880A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070881A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070882A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070883A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070884A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070885A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070886A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070887A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070888A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070889A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070890A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070891A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070892A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070893A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070894A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070895A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070896A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070897A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070898A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070899A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070900A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070901A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070902A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070903A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070904A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070905A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070906A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070907A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070908A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070909A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070910A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070911A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070912A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070913A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070914A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070915A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070916A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070917A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070918A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070919A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070920A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070921A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070922A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070923A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070924A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070925A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070926A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070928A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070929A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070930A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070931A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070932A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070933A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070934A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070935A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070936A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070937A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070938A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070939A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070940A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070941A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070942A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070943A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070944A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070945A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070946A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070947A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070948A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070949A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070950A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070951A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070952A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070953A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070954A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070955A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070956A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070957A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070958A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070959A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070960A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070961A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070962A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070963A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070964A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070965A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070966A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070967A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070968A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070969A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070970A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070971A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070972A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070973A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070974A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070975A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070976A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070977A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070978A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070979A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070980A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070981A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070982A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070983A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070984A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070985A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070986A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070987A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070988A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070989A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070990A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070991A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070992A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070993A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070994A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070995A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070996A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070997A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070998A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4070999A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071000A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071001A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071002A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071003A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071004A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071005A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071006A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071007A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071008A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071009A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071010A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071011A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071012A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071013A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071014A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071015A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071016A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071017A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071018A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071019A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071020A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071021A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071022A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071023A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071024A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071025A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071026A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071027A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071028A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071030A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071031A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071034A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071035A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071036A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071037A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071038A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071039A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071040A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071041A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071042A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071043A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071044A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071045A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071046A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071047A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071048A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071049A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071050A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071051A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071052A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071053A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071054A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071055A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071056A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071057A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071058A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071059A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071060A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071061A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071062A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071063A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071064A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071065A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071066A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071067A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071068A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071069A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071070A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071071A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071072A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071073A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071074A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071075A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071076A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071077A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071078A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071079A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071080A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071081A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071082A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071083A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071084A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071085A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071086A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071087A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071088A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071089A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071090A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071091A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071092A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071093A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071094A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071095A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071096A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071097A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071098A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071099A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071100A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071101A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071102A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071103A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071104A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071105A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071106A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071107A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071108A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071109A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071110A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071111A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071112A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071113A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071114A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071115A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071116A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071118A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071119A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071120A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071121A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071122A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071123A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071124A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071125A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071126A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071127A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071128A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071129A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071130A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071131A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071132A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071133A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071134A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071135A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071136A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071137A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071138A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071139A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071140A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071141A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071142A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071143A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071144A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071145A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071146A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071147A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071148A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071149A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071150A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071151A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071152A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071153A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071154A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071155A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071156A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071157A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071158A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071159A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071160A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071161A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071162A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071163A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071164A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071165A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071166A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071167A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071168A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071169A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071170A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071171A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071172A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071173A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071174A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071175A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071176A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071177A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071178A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071179A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071180A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071181A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071182A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071183A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071184A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071185A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071186A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071187A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071188A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071189A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071190A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071191A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071192A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071193A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071194A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071195A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071196A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071197A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071198A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071199A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071200A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071201A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071202A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071203A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071204A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071205A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071206A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071207A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071208A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071209A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071210A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071211A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071212A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071213A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071214A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071215A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071216A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071217A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071218A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071219A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071220A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071221A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071222A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071223A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071224A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071225A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071226A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071227A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071228A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071229A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071230A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071231A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071232A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071233A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071234A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071235A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071236A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071237A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071238A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071239A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071240A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071241A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071242A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071243A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071244A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071245A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071246A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071247A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071248A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071249A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071250A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071251A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071252A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071253A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071254A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071255A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071256A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071257A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071258A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071259A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071260A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071261A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071262A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071263A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071264A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071265A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071266A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071267A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071268A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071269A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071270A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071271A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071272A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071273A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071274A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071275A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071276A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071277A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071278A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071279A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071280A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071281A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071282A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071283A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071284A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071285A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071286A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071287A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071288A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071289A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071290A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071291A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071292A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071293A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071294A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071295A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071296A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071297A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071298A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071299A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071300A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071301A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071302A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071303A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071304A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071305A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071306A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071307A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071308A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071309A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071310A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071311A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071312A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071313A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071314A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071315A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071316A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071317A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071318A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071319A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071320A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071321A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071322A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071323A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071324A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071325A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071326A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071327A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071328A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071329A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071330A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071331A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071332A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071333A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071334A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071335A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071336A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071337A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071338A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071339A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071340A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071341A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071342A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071343A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071344A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071345A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071346A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071347A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071348A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071349A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071350A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071351A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071352A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071353A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071354A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071355A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071356A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071357A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071358A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071359A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071360A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071362A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071363A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071364A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071365A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071366A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071367A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071368A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071369A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071370A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071371A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071372A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071373A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071374A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071375A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071376A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071377A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071378A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071379A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071380A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071381A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071382A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071383A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071384A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071385A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071386A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071387A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071388A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071389A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071390A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071391A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071392A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071393A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071394A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071395A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071396A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071397A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071398A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071399A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071400A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071401A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071402A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071403A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071404A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071405A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071406A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071407A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071408A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071409A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071410A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071411A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071412A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071413A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071414A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071415A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071416A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071417A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071418A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071419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/US4071533A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071534A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071535A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071536A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071537A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071538A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071539A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071540A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071541A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071542A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071543A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071544A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071545A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071546A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071547A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071548A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071549A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071550A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071551A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071552A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071553A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071554A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071555A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071556A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071557A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071558A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071559A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071560A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071561A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071562A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071563A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071564A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071565A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071566A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071567A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071568A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071569A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071570A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071571A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071572A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071573A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071574A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071575A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071576A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071577A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071578A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071579A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071580A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071581A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071582A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071583A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071584A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071585A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071586A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071587A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071588A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071589A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071590A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071591A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071592A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071593A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071594A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071595A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071596A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071597A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071598A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071599A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071600A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071601A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071602A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071603A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071604A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071605A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071606A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071607A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071608A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071609A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071610A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071611A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071612A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071613A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071614A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071615A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071616A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071617A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071619A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071620A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071621A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071622A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071623A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071624A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071625A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071627A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071628A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071629A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071630A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071631A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071632A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071633A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071634A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071635A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071636A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071637A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071638A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071639A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071640A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071641A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071642A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071643A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071644A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071645A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071646A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071647A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071648A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071649A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071650A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071651A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071652A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071653A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071654A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071655A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071656A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071657A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071658A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071659A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071660A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071661A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071662A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071663A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071664A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071665A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071666A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071667A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071668A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071669A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071670A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071671A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071672A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071673A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071674A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071675A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071676A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071677A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071678A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071679A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071680A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071681A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071682A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071683A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071684A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071685A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071686A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071687A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071688A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071690A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071692A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071693A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071694A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071695A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071696A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071699A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071700A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071701A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071702A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071703A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071704A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071705A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071706A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071707A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071708A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071709A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071710A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071711A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071712A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071713A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071714A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071715A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071716A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071717A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071718A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071719A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071720A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071721A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071722A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071723A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071724A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071725A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071726A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071727A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071728A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071729A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071730A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071731A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071732A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071733A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071734A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071735A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071736A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071737A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071738A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071739A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071741A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071742A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071743A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071744A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071746A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071747A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071748A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071749A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071750A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071751A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071752A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071754A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071755A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071756A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071757A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071758A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071759A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071760A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071761A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://p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s://patentgrep.com/patent/US4071817A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071818A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071819A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071820A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071821A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071822A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071823A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071824A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071825A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071826A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071827A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071828A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071829A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071830A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071831A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071832A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071833A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071834A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071835A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071836A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071837A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071838A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071839A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071840A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071841A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071842A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071843A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071844A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071845A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071846A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071847A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071848A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071849A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071850A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071851A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071852A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071853A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071854A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071855A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071856A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071857A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071858A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071859A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071860A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071861A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071862A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071863A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071864A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071865A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071866A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071867A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071868A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071869A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071870A</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4071871A</loc><lastmod>1978-01-31</lastmod></url><url><loc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l><loc>https://patentgrep.com/patent/USRE29528E</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/USRE29529E</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/USRE29530E</loc><lastmod>1978-01-31</lastmod></url><url><loc>https://patentgrep.com/patent/US4069512A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069513A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069514A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069515A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069517A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069519A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069520A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069521A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069522A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069523A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069524A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069525A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069526A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069527A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069528A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069529A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069530A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069531A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069532A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069533A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069534A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069535A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069536A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069537A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069538A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069539A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069540A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069541A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069542A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069543A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069544A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069545A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069546A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069547A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069548A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069549A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069550A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069551A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069552A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069553A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069554A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069555A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069556A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069557A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069558A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069559A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069560A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069561A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069562A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069563A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069564A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069565A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069566A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069567A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069568A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069569A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069570A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069571A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069572A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069574A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069575A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069576A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069577A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069578A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069579A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069580A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069581A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069582A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069583A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069584A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069585A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069586A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069587A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069588A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069589A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069590A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069591A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069592A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069593A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069594A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069595A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069596A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069597A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069598A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069599A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069600A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069601A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069602A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069603A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069604A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069605A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069606A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069607A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069608A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069609A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069610A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069611A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069612A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069613A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069614A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069615A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069616A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069617A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069618A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069619A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069620A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069621A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069622A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069623A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069624A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069625A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069626A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069627A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069628A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069629A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069630A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069631A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069632A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069633A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069634A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069635A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069636A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069637A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069639A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069640A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069641A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069642A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069643A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069644A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069645A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069646A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069647A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069648A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069649A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069650A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069651A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069652A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069653A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069654A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069655A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069656A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069657A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069658A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069659A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069660A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069661A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069662A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069663A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069664A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069665A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069666A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069667A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069668A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069669A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069670A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069671A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069672A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069673A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069674A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069675A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069676A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069677A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069678A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069679A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069680A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069681A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069682A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069683A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069684A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069685A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069686A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069687A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069688A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069689A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069690A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069691A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069692A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069693A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069694A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069695A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069696A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069697A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069698A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069699A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069700A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069701A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069702A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069703A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069704A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069705A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069706A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069707A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069708A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069709A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069710A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069711A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069712A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069713A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069714A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069715A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069716A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069717A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069718A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069719A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069720A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069721A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069722A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069723A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069724A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069725A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069726A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069727A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069728A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069729A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069730A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069731A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069732A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069733A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069734A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069735A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069736A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069737A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069738A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069739A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069740A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069741A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069742A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069743A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069744A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069745A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069746A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069747A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069748A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069749A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069750A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069751A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069752A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069753A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069754A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069755A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069756A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069757A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069758A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069759A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069760A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069761A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069762A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069763A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069764A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069765A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069766A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069767A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069768A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069769A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069770A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069771A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069772A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069773A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069774A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069775A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069776A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069777A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069778A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069779A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069780A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069781A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069782A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069783A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069784A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069785A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069786A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069787A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069788A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069789A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069790A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069791A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069792A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069793A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069794A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069795A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069796A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069797A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069798A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069799A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069800A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069801A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069802A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069803A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069804A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069805A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069806A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069807A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069808A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069809A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069810A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069811A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069813A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069814A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069815A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069816A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069817A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069818A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069820A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069821A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069822A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069823A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069826A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069827A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069828A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069829A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069830A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069831A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069832A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069833A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069834A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069835A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069836A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069837A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069838A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069839A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069840A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069841A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069842A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069843A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069844A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069845A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069846A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069847A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069848A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069849A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069850A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069851A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069852A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069853A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069854A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069855A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069856A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069857A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069858A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069859A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069860A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069861A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069862A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069863A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069864A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069865A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069866A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069867A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069869A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069870A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069871A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069872A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069873A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069874A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069875A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069876A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069877A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069878A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069879A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069880A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069881A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069882A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069883A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069884A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069885A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069886A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069887A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069888A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069889A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069890A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069891A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069892A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069893A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069894A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069895A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069896A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069897A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069898A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069899A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069900A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069901A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069902A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069903A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069904A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069905A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069906A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069907A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069908A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069909A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069910A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069911A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069912A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069914A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069915A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069916A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069917A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069918A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069919A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069920A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069921A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069922A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069923A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069924A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069925A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069926A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069927A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069928A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069929A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069930A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069931A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069932A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069933A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069934A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069936A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069937A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069938A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069939A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069940A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069941A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069942A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069943A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069944A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069945A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069946A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069947A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069948A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069949A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069950A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069951A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069952A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069953A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069954A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069955A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069956A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069957A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069958A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069959A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069960A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069961A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069962A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069963A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069964A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069965A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069966A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069967A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069968A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069969A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069970A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069971A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069972A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069973A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069974A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069975A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069976A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069977A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069978A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069979A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069980A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069981A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069982A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069983A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069984A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069985A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069986A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069987A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069988A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069989A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069990A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069991A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069992A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069993A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069994A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069995A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069996A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069997A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069998A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4069999A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070000A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070001A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070002A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070003A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070004A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070005A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070006A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070007A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070008A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070009A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070010A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070011A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070012A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070013A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070014A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070015A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070016A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070017A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070018A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070019A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070020A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070021A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070022A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070023A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070024A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070025A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070026A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070027A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070028A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070029A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070030A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070031A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070032A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070033A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070034A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070035A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070036A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070037A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070038A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070039A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070040A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070041A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070042A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070043A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070044A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070045A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070046A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070047A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070048A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070049A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070050A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070051A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070052A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070053A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070054A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070055A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070056A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070057A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070058A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070059A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070060A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070061A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070062A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070063A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070064A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070065A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070066A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070067A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070068A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070069A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070070A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070071A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070072A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070073A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070074A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070075A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070077A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070078A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070079A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070080A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070081A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070082A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070083A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070084A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070085A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070086A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070087A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070088A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070089A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070090A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070091A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070092A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070093A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070094A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070095A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070096A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070097A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070098A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070099A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070100A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070101A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070102A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070103A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070104A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070105A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070106A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070107A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070108A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070109A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070110A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070111A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070112A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070113A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070114A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070115A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070116A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070117A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070118A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070119A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070120A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070121A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070122A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070123A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070124A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070125A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070126A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070127A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070128A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070129A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070130A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070131A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070132A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070133A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070134A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070135A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070136A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070137A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070138A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070139A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070140A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070141A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070142A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070143A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070144A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070145A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070146A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070147A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070148A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070149A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070150A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070151A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070152A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070153A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070154A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070155A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070156A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070157A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070158A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070159A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070160A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070161A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070162A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070163A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070164A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070165A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070166A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070167A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070168A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070169A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070171A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070172A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070173A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070174A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070175A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070176A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070177A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070178A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070179A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070180A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070181A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070182A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070183A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070184A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070185A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070186A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070187A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070188A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070189A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070190A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070191A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070192A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070193A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070194A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070195A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070196A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070197A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070198A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070199A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070200A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070201A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070202A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070203A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070204A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070205A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070206A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070207A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070208A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070209A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070210A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070211A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070212A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070213A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070214A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070215A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070216A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070217A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070218A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070219A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070220A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070221A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070222A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070223A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070224A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070225A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070226A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070227A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070228A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070229A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070230A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070231A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070232A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070233A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070234A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070235A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070236A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070237A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070238A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070239A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070240A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070241A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070242A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070243A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070244A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070245A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070246A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070247A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070248A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070249A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070250A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070251A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070252A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070253A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070254A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070255A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070256A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070257A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070258A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070259A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070260A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070261A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070262A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070263A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070264A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070265A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070266A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070267A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070268A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070269A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070270A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070271A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070272A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070273A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070274A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070275A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070276A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070277A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070278A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070279A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070280A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070281A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070282A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070283A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070284A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070285A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070286A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070287A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070288A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070289A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070290A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070291A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070292A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070293A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070294A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070295A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070296A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070297A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070298A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070299A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070300A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070301A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070302A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070303A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070304A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070305A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070306A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070307A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070308A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070309A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070310A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070311A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070312A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070313A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070314A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070315A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070316A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070317A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070318A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070319A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070320A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070321A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070322A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070323A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070324A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070325A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070326A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070327A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070328A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070329A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070330A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070331A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070332A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070333A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070334A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070335A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070336A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070337A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070338A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070339A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070340A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070341A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070342A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070343A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070344A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070345A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070346A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070349A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070350A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070351A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070352A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070353A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070354A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070355A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070356A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070357A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070358A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070359A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070360A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070361A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070362A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070363A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070364A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070365A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070366A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070367A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070368A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070369A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070370A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070371A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070372A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070373A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070374A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070375A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070376A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070377A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070378A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070379A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070380A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070381A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070382A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070383A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070384A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070385A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070386A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070387A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070388A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070389A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070390A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070391A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070392A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070393A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070394A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070395A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070396A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070397A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070398A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070399A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070400A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070401A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070402A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070403A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070404A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070405A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070406A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070407A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070408A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070409A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070410A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070411A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070412A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070413A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070414A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070415A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070416A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070417A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070418A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070419A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070420A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070421A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070422A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070423A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070424A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070425A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070426A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070427A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070428A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070429A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070430A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070431A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070432A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070433A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070434A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070435A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070436A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070437A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070438A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070439A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070440A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070441A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070442A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070443A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070444A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070445A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070446A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070447A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070448A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070449A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070450A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070451A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070452A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070453A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070454A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070455A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070456A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070457A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070458A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070459A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070460A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070461A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070462A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070463A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070464A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070465A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070466A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070467A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070468A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070469A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070470A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070471A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070472A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070473A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070474A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070475A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070476A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070477A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070478A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070479A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070480A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070481A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070482A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070483A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070484A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070485A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070486A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070487A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070488A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070489A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070490A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070491A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070492A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070493A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070495A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070496A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070497A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070498A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070499A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070500A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070501A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070502A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070503A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070504A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070505A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070506A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070507A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070508A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070509A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070510A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070511A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070512A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070513A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070515A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070516A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070517A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070518A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070519A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070520A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070521A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070522A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070523A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070524A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070525A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070526A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070527A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070528A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070529A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070530A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070531A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070532A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070533A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070534A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070535A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070536A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070537A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070538A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070539A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070540A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070541A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070542A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070543A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070544A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070545A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070546A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070547A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070548A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070549A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070550A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070551A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070552A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070554A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070555A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070556A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070557A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070558A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070559A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070560A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070561A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070562A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070563A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070564A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070565A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070566A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070567A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070569A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070570A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070571A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070572A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070573A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070574A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070575A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070576A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070577A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070578A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070579A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070580A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070581A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070582A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070583A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070584A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070585A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070586A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070587A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070588A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070590A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070591A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070592A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070593A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070594A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070595A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070596A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070597A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070598A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070599A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070600A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070601A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070602A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070603A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070604A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070605A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070606A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070607A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070608A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070609A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070610A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070611A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070612A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070613A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070614A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070615A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070616A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070617A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070618A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070619A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070620A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070621A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070622A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070623A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070625A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070626A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070627A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070628A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070629A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070630A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070631A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070632A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070633A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070634A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070635A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070636A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070637A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070638A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070639A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070640A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070641A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070642A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070643A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070644A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070645A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070646A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070647A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070648A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070650A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070651A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070652A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070653A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070654A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070655A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070656A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070657A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070658A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070659A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070660A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070661A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070662A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070663A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070664A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070665A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070666A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070667A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070668A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070669A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070670A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070671A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070672A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070673A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070674A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070675A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070676A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070677A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070678A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070679A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070680A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070681A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070682A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070683A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070684A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070685A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070686A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070687A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070688A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070689A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070690A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070691A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070692A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070694A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070695A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070696A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070697A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070698A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070699A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070700A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070701A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070702A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070703A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070704A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070705A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070706A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070707A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070708A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070709A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/US4070711A</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247006S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247007S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247008S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247009S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247010S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247011S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247012S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247013S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247014S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247015S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247016S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247017S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247018S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247019S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247020S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247021S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247022S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247023S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247024S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247025S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247026S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247027S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247028S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247029S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247030S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247031S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247032S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247033S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247034S</loc><lastmod>1978-01-24</lastmod></url><url><loc>https://patentgrep.com/patent/USD247035S</loc><lastmod>1978-01-24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lastmod></url><url><loc>https://patentgrep.com/patent/US4068320A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068321A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068322A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068323A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068324A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068325A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068326A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068327A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068328A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068329A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068330A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068331A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068332A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068333A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068334A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068335A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068336A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068337A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068338A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068339A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068340A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068341A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068342A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068343A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068344A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068345A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068346A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068347A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068348A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068349A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068350A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068351A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068352A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068353A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068354A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068355A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068356A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068357A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068358A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068359A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068360A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068361A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068362A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068363A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068364A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068365A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068366A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068367A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068368A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068369A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068370A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068371A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068372A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068373A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068374A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068375A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068376A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068377A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068378A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068379A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068380A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068381A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068382A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068383A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068384A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068385A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068386A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068387A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068388A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068389A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068390A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068391A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068392A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068393A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068394A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068395A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068396A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068397A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068398A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068399A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068400A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068401A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068402A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068403A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068404A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068405A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068406A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068407A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068408A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068409A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068410A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068411A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068412A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068413A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068414A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068415A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068416A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068417A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068418A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068419A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068420A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068421A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068422A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068423A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068424A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068425A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068426A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068427A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068428A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068429A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068430A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068431A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068432A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068433A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068434A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068435A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068436A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068437A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068438A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068439A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068440A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068441A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068442A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068443A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068444A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068445A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068446A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068447A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068448A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068449A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068450A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068451A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068452A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068453A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068454A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068455A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068456A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068457A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068458A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068459A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068460A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068461A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068462A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068463A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068464A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068465A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068466A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068467A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068468A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068469A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068470A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068471A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068472A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068473A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068474A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068475A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068476A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068477A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068478A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068479A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068480A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068481A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068482A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068483A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068484A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068485A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068486A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068487A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068488A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068489A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068490A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068491A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068492A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068493A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068494A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068495A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068496A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068497A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068498A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068499A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068500A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068501A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068502A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068503A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068504A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068505A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068506A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068507A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068508A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068509A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068510A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068511A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068512A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068513A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068514A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068515A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068516A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068517A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068518A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068519A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068520A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068522A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068523A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068524A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068525A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068526A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068527A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068528A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068529A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068530A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068531A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068532A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068533A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068534A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068535A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068536A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068537A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068538A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068539A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068540A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068541A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068542A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068543A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068544A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068545A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068546A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068547A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068548A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068549A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068550A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068551A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068552A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068553A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068554A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068555A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068556A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068557A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068558A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068559A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068560A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068561A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068562A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068563A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068564A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068565A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068566A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068567A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068568A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068569A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068570A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068571A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068572A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068573A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068574A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068575A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068576A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068577A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068578A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068579A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068580A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068581A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068582A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068583A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068584A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068585A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068586A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068587A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068588A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068589A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068590A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068591A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068592A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068593A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068594A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068595A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068596A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068597A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068598A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068599A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068600A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068601A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068602A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068603A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068604A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068605A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068606A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068607A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068608A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068609A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068610A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068611A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068612A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068613A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068614A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068615A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068616A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068617A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068618A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068619A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068620A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068621A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068622A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068623A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068624A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068625A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068626A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068627A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068628A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068629A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068630A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068631A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068632A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068633A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068634A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068635A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068636A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068637A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068638A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068639A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068640A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068641A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068642A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068643A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068644A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068645A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068646A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068647A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068648A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068649A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US40686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4068709A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068710A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068711A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068712A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068713A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068714A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068715A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068716A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068717A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068719A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068720A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068721A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068722A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068723A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068724A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068725A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068726A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068727A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068728A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068729A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068730A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068731A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068732A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068733A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068734A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068735A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068736A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068737A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068738A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068739A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068740A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068741A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068742A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068743A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068744A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068745A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068746A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068747A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068748A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068749A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068750A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068751A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068752A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068753A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068754A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068755A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068756A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068757A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068758A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068759A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068760A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068761A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068762A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068763A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068764A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068765A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068766A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068767A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068768A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068769A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068770A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068771A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068772A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068773A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068774A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068775A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068776A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068777A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068778A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068780A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068781A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068782A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068783A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068784A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068785A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068786A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068787A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068788A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068789A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068790A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068791A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068792A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068793A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068794A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068795A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068796A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068797A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068798A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068799A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068800A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068802A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068803A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068804A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068805A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068806A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068807A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068808A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068809A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068810A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068811A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068812A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068813A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068814A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068815A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068816A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068817A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068818A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068819A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068820A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4068822A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com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astmod></url><url><loc>https://patentgrep.com/patent/US4069322A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069323A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069324A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069325A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069326A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069327A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069328A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069329A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069330A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069331A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069332A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069333A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069334A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069335A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069336A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069337A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069338A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069339A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069340A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069341A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069342A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069343A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069344A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069345A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069346A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069347A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069348A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069349A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069350A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069351A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069352A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069353A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069354A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069355A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069356A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069357A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069358A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069359A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069360A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069361A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069362A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069363A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069364A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069365A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069366A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069367A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069368A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069369A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069370A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069371A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069372A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069373A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069374A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069375A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069376A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069377A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069378A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069379A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069380A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069381A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069382A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069383A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069384A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069385A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069386A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069387A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069388A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069389A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069390A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069391A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069392A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069393A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069394A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069395A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069396A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069397A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069398A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069399A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069401A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069402A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069403A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069404A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069405A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069406A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069407A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069408A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069409A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069410A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069411A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069412A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069413A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069414A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069415A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069416A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069417A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069418A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069419A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069420A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069421A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069422A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069423A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069424A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069425A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069426A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069427A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069428A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069429A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069430A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069431A</loc><lastmod>1978-01-17</lastmod></url><url><loc>https://patentgrep.com/patent/US4069432A</loc><lastmod>197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/loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067184A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067185A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067186A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067187A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067188A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067189A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067190A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067191A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067192A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067193A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067194A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067195A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067196A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067197A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067198A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067199A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067200A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067201A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067202A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067203A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067204A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067205A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067206A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067207A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067208A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067209A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067210A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067211A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067212A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067213A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067214A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067215A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067216A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067217A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067218A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067219A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067220A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067221A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067222A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067223A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067224A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067225A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067226A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067227A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067228A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067229A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067230A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067231A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067232A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067233A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067234A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067237A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067238A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067239A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067240A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067241A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067242A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067243A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067244A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067245A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067246A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067247A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067248A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067249A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067250A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067251A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067252A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067253A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067254A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067255A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067256A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067257A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067258A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067259A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067260A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067261A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067262A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067263A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067264A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067265A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067266A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067267A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067268A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067269A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067270A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067271A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067272A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067273A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067274A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067275A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067276A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067277A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067278A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067279A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067280A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067282A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067283A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067284A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067285A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067286A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067287A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067288A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067289A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067290A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067291A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067292A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067293A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067294A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067295A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067296A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067297A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067298A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067299A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067300A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067301A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067302A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067303A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067304A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067305A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067306A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067307A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067308A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067309A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067310A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067311A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067312A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067313A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067314A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067315A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067316A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067317A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067318A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067319A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067320A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067321A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067323A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067324A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067325A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067326A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067327A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067328A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067329A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067330A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067331A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067332A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067333A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067334A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067335A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067336A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067337A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067338A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067339A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067340A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067341A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067342A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067343A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067344A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067345A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067346A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067347A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067348A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067349A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067350A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067351A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067352A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067353A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067354A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067355A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067356A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067357A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067358A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067359A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067360A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067361A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067362A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067363A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067364A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067365A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067366A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067367A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067368A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067369A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067370A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067371A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067372A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067373A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067374A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067375A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067376A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067377A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067378A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067379A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067380A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067381A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067382A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067383A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067384A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067385A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067386A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067387A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067388A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067391A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067392A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067393A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067394A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067395A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067396A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067397A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067398A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067399A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067400A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067401A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067402A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067403A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067404A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067405A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067406A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067407A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067408A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067409A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067410A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067411A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067412A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067413A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067414A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067415A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067416A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067417A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067418A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067419A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067420A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067421A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067422A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067423A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067424A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067425A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067426A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067427A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067428A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067429A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067430A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067431A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067432A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067433A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067434A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067435A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067436A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067437A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067438A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067439A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067440A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067441A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067442A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067443A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067444A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067445A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067446A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067447A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067448A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067449A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067450A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067451A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067452A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067453A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067454A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067455A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067456A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067457A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067458A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067459A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067460A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067461A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067462A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067463A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067464A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067465A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067466A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067467A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067468A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067469A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067470A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067471A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067472A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067473A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067474A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067475A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067476A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067477A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067478A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067479A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067480A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067481A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067482A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067483A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067484A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067485A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067486A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067487A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067488A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067489A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067490A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067491A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067492A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067493A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067494A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067495A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067496A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067497A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067498A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067500A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067501A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067502A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067503A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067504A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067505A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067506A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067507A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067508A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067509A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067510A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067511A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067512A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067513A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067514A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067515A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067516A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067517A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067518A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067519A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://pat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url><loc>https://patentgrep.com/patent/US4067741A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067742A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067743A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067744A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067745A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067746A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067747A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067748A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067749A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067750A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067751A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067752A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067753A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067754A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067755A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067756A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067757A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067758A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067759A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067760A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067761A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067762A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067763A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067764A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067765A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067766A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067767A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067768A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067769A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067770A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067771A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067772A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067773A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067774A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067775A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067776A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067777A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067778A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067779A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067780A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067781A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067782A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067783A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067784A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067785A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067786A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067787A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067788A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067789A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067790A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067791A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067792A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067793A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067794A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067795A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067796A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067797A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067798A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067799A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067800A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067801A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067802A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067803A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067804A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067805A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067806A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067807A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067808A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067809A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067810A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067811A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067812A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067813A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067814A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067815A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067816A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067817A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067818A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067819A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067820A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067821A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067822A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067823A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067824A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067825A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067826A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067827A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067828A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067829A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067830A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067831A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067832A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067833A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067834A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067835A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067836A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067837A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067838A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067839A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067840A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067841A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067842A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067843A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067844A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067845A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067846A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067847A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067848A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067849A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067850A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067851A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067853A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067854A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067855A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067856A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067857A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067858A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067859A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067860A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067861A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067862A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067863A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067864A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067865A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067866A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067867A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067868A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067869A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067870A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067871A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067872A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067873A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067874A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067875A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067876A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067877A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067878A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067879A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067880A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067881A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067882A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067883A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067884A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067885A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067886A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067887A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067888A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067889A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067890A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067891A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067892A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067893A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067894A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067896A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067897A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067898A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067899A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067900A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067901A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067902A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067903A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067904A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067905A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067906A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067907A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067908A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067909A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067910A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067911A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067912A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067913A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067914A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067915A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067916A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067917A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067918A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067919A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067920A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067921A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067922A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067923A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067924A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067925A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067926A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067927A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067928A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067929A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067930A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067931A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067932A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067933A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067934A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067935A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067936A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067937A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067938A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067939A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067940A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067941A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067942A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067943A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067944A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067945A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067946A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067947A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067948A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067949A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067950A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067951A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067952A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067953A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067954A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067955A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067956A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067957A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067958A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067959A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067960A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067961A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067962A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067963A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067964A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067965A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067966A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067967A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067968A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067969A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067970A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067971A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067972A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067973A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067974A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067975A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067976A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067977A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067978A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067979A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067980A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067981A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067982A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067983A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067984A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067985A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067986A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067987A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067988A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067989A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067990A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067991A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067992A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067993A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067994A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067995A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067996A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067997A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067998A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4067999A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068000A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068001A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068002A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068003A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068004A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068005A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068006A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068007A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068008A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068009A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068010A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068011A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068012A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068013A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068014A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068015A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068016A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068017A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068018A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068019A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068021A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068022A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068023A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068024A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068025A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068026A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068027A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068028A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068029A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068030A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068031A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068032A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068033A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068034A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068035A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068036A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068037A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068038A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068039A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068040A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068041A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068042A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068043A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068044A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068045A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068046A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068047A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068048A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068049A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068050A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068051A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068052A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068053A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068054A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068055A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068056A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068057A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068058A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068059A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068060A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068061A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068062A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068063A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068064A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068065A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068066A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068067A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068068A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068069A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068070A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068071A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068072A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068073A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068074A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068075A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068076A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068077A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068078A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068079A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068080A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068081A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068082A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068083A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068084A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068085A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068086A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068087A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068088A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068089A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068090A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068091A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068092A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068093A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068094A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068095A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068096A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068097A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068098A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068099A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068100A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068101A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068102A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068103A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068104A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068105A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068106A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068107A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068108A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068109A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068110A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068111A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068112A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068113A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068114A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068115A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068116A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068117A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068118A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068119A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068120A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068121A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068122A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068123A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068124A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068125A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068126A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068127A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068128A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068129A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068130A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068131A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068132A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068133A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068134A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068135A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068136A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068137A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068138A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068139A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068140A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068141A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068142A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068143A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068144A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068145A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068146A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068147A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068148A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068149A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068150A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068151A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068152A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068153A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068154A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068155A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068156A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068157A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068158A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068159A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068160A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068161A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068162A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068163A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068164A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068165A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068166A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068167A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068168A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068169A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068170A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068171A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068172A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068173A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068174A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068175A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068176A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068177A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068178A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068179A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068180A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068181A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068182A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068183A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068184A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068185A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068186A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068187A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068188A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068189A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068190A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068191A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068192A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068193A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068194A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068195A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068196A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068197A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068198A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068199A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068200A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068201A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068202A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068203A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068204A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068205A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068206A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068207A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068208A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068209A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068210A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068211A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068212A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068213A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068214A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068215A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068216A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068217A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068218A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068219A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068220A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068221A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068222A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068223A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068224A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068225A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068226A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068227A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068228A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068229A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068230A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068231A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068233A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068234A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068235A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068236A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068237A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068238A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068239A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068240A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068241A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068242A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068243A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068244A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068245A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068246A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068247A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068248A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068249A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068250A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068251A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068252A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068253A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068254A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068255A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068256A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068257A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068258A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068259A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068260A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068261A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068262A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068263A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068266A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068267A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068268A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068269A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068270A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068271A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068272A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068273A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068274A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068275A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068276A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068277A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068278A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068279A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068280A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068281A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068282A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068283A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068284A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068285A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068286A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068287A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068288A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068289A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068290A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068291A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068292A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068293A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068294A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068295A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068296A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068297A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068298A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068299A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068300A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068301A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068302A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068303A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068304A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068305A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068306A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068307A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068308A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068309A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068310A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4068311A</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246876S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246877S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246878S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246879S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246880S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246881S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246882S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246883S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246884S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246885S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246886S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246887S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246888S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246889S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246890S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246891S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246892S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246893S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246894S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246895S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246896S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246897S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246898S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246899S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246900S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246901S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246902S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246904S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246905S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246906S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246907S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246908S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246909S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246910S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246911S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246912S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246913S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246914S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246915S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246916S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246917S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246918S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246919S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246920S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246921S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246922S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246923S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246924S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246925S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246926S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246927S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246928S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246929S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246930S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246931S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246932S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246933S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246934S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246935S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246936S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246937S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246938S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246939S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USD246940S</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USPP4182P</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USPP4183P</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USPP4184P</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USPP4185P</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USPP4186P</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USRE29511E</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USRE29512E</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USRE29513E</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USRE29514E</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/USRE29515E</loc><lastmod>1978-01-10</lastmod></url><url><loc>https://patentgrep.com/patent/US4065812A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065813A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065814A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065815A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065818A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065819A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065820A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065821A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065822A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065823A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065824A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065825A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065826A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065827A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065828A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065829A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065830A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065831A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065832A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065833A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065834A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065835A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065836A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065837A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065838A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065839A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065840A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065841A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065842A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065843A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065844A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065845A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065846A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065847A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065848A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065849A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065850A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065851A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065852A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065853A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065854A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065855A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065856A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065857A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065858A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065859A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065860A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065861A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065862A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065863A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065864A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065865A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065866A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065867A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065868A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065869A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065870A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065871A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065872A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065873A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065874A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065875A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065876A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065877A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065878A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065879A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065880A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065881A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065882A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065883A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065884A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065885A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065886A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065887A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065888A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065889A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065890A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065891A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065892A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065893A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065894A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065895A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065896A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065897A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065898A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065899A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065900A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065901A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065902A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065903A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065904A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065905A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065906A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065907A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065908A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065909A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065910A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065911A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065912A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065913A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065914A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065915A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065916A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065917A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065918A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065919A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065920A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065921A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065922A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065923A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065924A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065925A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065926A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065927A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065928A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065929A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065930A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065931A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065932A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065933A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065934A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065935A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065937A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065938A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065939A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065940A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065942A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065943A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065944A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065945A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065946A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065947A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065948A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065949A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065950A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065951A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065952A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065953A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065954A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065955A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065956A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065957A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065958A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065959A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065960A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065961A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065962A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065963A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065964A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065965A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065966A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065967A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065968A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065969A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065970A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065971A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065972A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065973A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065974A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065975A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065976A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065977A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065978A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065979A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065980A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065981A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065982A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065983A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065984A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065985A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065986A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065987A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065988A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065989A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065990A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065991A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065992A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065993A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065994A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065995A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065996A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065997A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065998A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4065999A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066000A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066001A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066002A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066003A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066004A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066005A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066006A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066007A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066008A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066009A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066010A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066011A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066012A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066013A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066014A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066015A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066016A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066017A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066018A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066019A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066020A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066021A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066022A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066023A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066024A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066025A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066026A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066027A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066028A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066029A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066030A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066031A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066032A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066033A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066034A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066035A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066036A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066037A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066038A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066039A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066040A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066041A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066042A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066043A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066044A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066045A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066046A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066047A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066048A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066049A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066050A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066051A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066052A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066053A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066054A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066055A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https:/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tps://patentgrep.com/patent/US4066113A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066114A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066115A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066116A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066117A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066118A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066119A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066120A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066121A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066122A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066123A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066124A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066125A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066126A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066127A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066128A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066129A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066130A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066131A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066132A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066134A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066135A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066136A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066137A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066138A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066139A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066140A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066141A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066142A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066143A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066144A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066145A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066146A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066147A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066148A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066149A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066150A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066151A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066152A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066153A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066154A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066155A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066156A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066157A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066158A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066159A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066160A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066161A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066162A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066163A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066164A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066165A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066166A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066167A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066168A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066169A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066170A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066171A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066172A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066173A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066174A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066175A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066176A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066177A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066178A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066179A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066180A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066181A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066182A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066183A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066184A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066185A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066186A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066187A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066188A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066189A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066190A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066191A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066192A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066193A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066194A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066195A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066196A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066197A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066198A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066199A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066200A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066201A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066202A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066203A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066204A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066205A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066206A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066207A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066208A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066209A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066210A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066211A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066212A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066213A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066215A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066216A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066217A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066218A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066219A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066220A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066221A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066222A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066223A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066224A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066225A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066226A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066227A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066228A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066229A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066230A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066232A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066233A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066234A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066235A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066236A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066237A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066238A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066239A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066240A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066241A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066242A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066243A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066244A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066245A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066246A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066247A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066248A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066249A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066250A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066251A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066252A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066253A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066254A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066255A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066256A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066258A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066259A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066260A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066261A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066262A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066263A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066264A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066265A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066266A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066267A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066268A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066269A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066270A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066271A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066272A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066273A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066274A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066275A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066276A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066277A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066278A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066279A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066280A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066281A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066282A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066283A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066284A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066285A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066286A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066287A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066288A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066289A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066290A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066291A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066292A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066293A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066294A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066295A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066296A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066297A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066298A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066299A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066300A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066301A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066302A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066303A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066304A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066305A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066306A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066307A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066308A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066309A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066310A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066311A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066312A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066313A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066314A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066315A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066316A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066317A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066318A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066319A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066320A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066321A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066322A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066323A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066324A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066325A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066326A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066327A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066328A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066329A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066330A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066332A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066333A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066335A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066336A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066337A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066339A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066340A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066341A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066342A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066343A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066344A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066345A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066346A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066347A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066348A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066349A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066350A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066351A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066352A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066353A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066354A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066355A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066356A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066357A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066358A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066359A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066360A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066361A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066362A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066363A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066364A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066365A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066366A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066367A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066368A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066369A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066370A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066371A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066372A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066373A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066374A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066375A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066376A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066377A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066378A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066379A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066380A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066381A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066382A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066383A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066384A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066385A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066386A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066387A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066388A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066389A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066390A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066391A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066392A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066393A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066394A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066395A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066396A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066397A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066398A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066399A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066400A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066401A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066402A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066403A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066404A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066405A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066406A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066407A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066408A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066409A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066410A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066411A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066413A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066414A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066415A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066416A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066417A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066418A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066419A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066420A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066421A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066422A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066423A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066424A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066425A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066426A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066427A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066428A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066429A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066430A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066431A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066432A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066433A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066434A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066435A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066436A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066437A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066438A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066439A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066440A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066441A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066442A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066443A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066444A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066445A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066446A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066447A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066448A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066449A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066450A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066451A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066452A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066453A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066454A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066455A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066456A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066457A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066458A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066459A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066460A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066461A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066462A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066463A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066464A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066465A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066466A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066467A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066468A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066469A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066470A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066471A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066472A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066473A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066474A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066475A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066476A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066477A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066478A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066479A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066480A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066481A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066482A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066483A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066484A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066485A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066486A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066487A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066488A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066489A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066490A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066491A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066492A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066493A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066494A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066495A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066496A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066497A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066498A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066499A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066500A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066501A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066502A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066503A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066504A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066505A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066506A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066507A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066508A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066509A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066510A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066511A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066512A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066513A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066514A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066515A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066516A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066517A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066518A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066519A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066520A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066521A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066522A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066523A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066524A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066525A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066526A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066527A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066528A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066529A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066530A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066531A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066532A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066533A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066534A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066535A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066536A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066537A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066538A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066539A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066540A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066541A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066542A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066543A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066544A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066545A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066546A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066547A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066548A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066549A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066550A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066551A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066552A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066553A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066554A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066555A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066556A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066557A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066558A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066560A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066561A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066562A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066563A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066564A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066565A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066566A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066567A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066568A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066569A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066570A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066571A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066572A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066573A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066574A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066575A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066576A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066577A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066578A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066579A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066580A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066581A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066582A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066583A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066584A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066585A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066586A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066587A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066588A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066589A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066590A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066592A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066593A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066594A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066595A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066596A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066597A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066598A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066599A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066600A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066601A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066602A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066603A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066604A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066605A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066606A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066607A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066608A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066609A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066610A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066611A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066613A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066614A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066615A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066616A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066617A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066618A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066619A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066620A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066621A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066622A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066623A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066624A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066625A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066626A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066627A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066628A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066629A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066630A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066631A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066632A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066633A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066634A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066635A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066636A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066637A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066638A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066639A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066640A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066641A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066642A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066643A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066644A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066645A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066646A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066647A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066648A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066649A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066650A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066651A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066652A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066653A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066654A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066655A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066656A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066657A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066658A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066659A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066660A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066661A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066662A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066663A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066664A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066665A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066666A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066667A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066668A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066669A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066670A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066671A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066672A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066673A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066674A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066675A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066676A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066677A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066678A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066679A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066680A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066681A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066682A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066683A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066684A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066685A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066686A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066687A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066688A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066689A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066690A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066691A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066692A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066693A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066694A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066695A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066696A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066697A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066698A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066699A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066700A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066701A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066702A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066704A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066705A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066706A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066707A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066708A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066709A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066710A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066711A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066712A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066713A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066714A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066715A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066716A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066717A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066718A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066719A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066720A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066721A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066722A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066723A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066724A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066725A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066726A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066727A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066728A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066729A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066730A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066731A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066732A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066733A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066734A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066735A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066736A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066737A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066738A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066739A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066740A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066741A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066742A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066743A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066744A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066745A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066746A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066747A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066748A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066749A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066750A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066751A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066752A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066753A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066754A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066755A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066756A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066757A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066758A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066759A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066760A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066761A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066762A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066763A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066764A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066765A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066766A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066767A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066768A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066769A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066770A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066771A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066772A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066773A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066774A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066775A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066776A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066777A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066778A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066779A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066780A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066781A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066782A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066783A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066784A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066785A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066786A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066787A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066788A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066789A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066790A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066791A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066792A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066793A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066794A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066795A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066796A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066797A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066798A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066799A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066800A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066801A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066802A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066803A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066804A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066805A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066806A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066807A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066808A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066809A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066810A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066811A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066812A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066813A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066814A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066815A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066816A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066817A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066818A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066819A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066820A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066821A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066822A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066823A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066824A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066825A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066826A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066827A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066828A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066829A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066830A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066831A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066832A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066833A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066834A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066835A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066836A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066837A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066838A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066839A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066840A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066842A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066843A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066844A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066845A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066846A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066847A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066848A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066849A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066850A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066852A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066853A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066854A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066856A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066857A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066858A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066859A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066860A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066861A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066862A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066863A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066864A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066865A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066866A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066867A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066868A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066869A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066870A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066871A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066872A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066873A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066874A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066875A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066876A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066877A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066878A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066879A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066880A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066881A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066882A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066883A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066884A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066885A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066886A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066887A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066888A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066889A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066890A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066891A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066892A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066893A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066894A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066895A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066896A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066897A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066898A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066899A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066900A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066901A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066902A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066903A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066904A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066905A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066906A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066907A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066908A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066909A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066910A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066911A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066912A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066913A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066914A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066915A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066916A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066917A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066918A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066920A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066921A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066922A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066923A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066924A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066925A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066926A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066927A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066928A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066929A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066930A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066931A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066932A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066933A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066934A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066935A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066936A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066937A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066938A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066939A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066940A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066941A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066942A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066944A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066945A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066946A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066947A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066948A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066949A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066950A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066951A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066952A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4066953A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep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tgrep.com/patent/US4067010A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067011A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067012A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067013A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067014A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067015A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067016A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067017A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067018A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067019A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067020A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067021A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067022A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067023A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067024A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067025A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067026A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067027A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067028A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067029A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067030A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067031A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067032A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067033A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067034A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067035A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067036A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067037A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067038A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067039A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067040A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067041A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067042A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067043A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067044A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067045A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067046A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067047A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067048A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067049A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067050A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067051A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067052A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067053A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067054A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067055A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067056A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067057A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067058A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/US4067060A</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/USD246811S</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/USD246812S</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/USD246813S</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/USD246814S</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://patentgrep.com/patent/USD246815S</loc><lastmod>1978-01-03</lastmod></url><url><loc>https://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