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grep.com/patent/US4052888A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052889A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052890A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052891A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052892A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052893A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052894A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052895A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052896A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052897A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052898A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052899A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052900A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052901A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052902A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052903A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052904A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052905A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052906A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052907A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052908A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052909A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052910A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052911A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052912A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052913A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052914A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052915A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052916A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052917A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052918A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052919A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052920A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052921A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052922A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052923A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052924A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052925A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052926A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052927A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052928A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052929A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052930A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052931A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052932A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052933A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052934A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052935A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052936A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052937A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052938A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052939A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052940A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052941A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4052942A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://p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><url><loc>https://patentgrep.com/patent/US4053167A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053168A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053169A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053170A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053171A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053172A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053174A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053175A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053176A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053177A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053178A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053179A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053180A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053181A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053182A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053183A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053184A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053185A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053186A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053187A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053188A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053189A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053190A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053191A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053192A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053193A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053194A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053195A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053196A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053197A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053198A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053199A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053201A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053202A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053203A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053204A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053205A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053206A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053207A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053208A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053209A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053210A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053211A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053212A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053213A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053214A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053215A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053216A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053217A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053218A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053219A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053220A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053221A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053222A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053223A</loc><lastmod>1977-10-11</lastmod>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tmod></url><url><loc>https://patentgrep.com/patent/US4053280A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053281A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053282A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053283A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053284A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053285A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053286A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053287A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053288A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053289A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053290A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053291A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053292A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053293A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053294A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053295A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053296A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053297A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053298A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053299A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053300A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053301A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053302A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053303A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053304A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053305A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053306A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053307A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053308A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053309A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053310A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053311A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053312A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053313A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053314A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053315A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053316A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053317A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053318A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053319A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053320A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053321A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053322A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053323A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053324A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053325A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053326A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053327A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053328A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053329A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053330A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053331A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053332A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053333A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053334A</loc><lastmod>1977-10-11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10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053392A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053393A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053394A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053395A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053396A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053397A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053398A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053399A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053400A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053401A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053402A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053403A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053404A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053405A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053406A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053407A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053408A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053409A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053410A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053411A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053412A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053413A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053414A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053415A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053416A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053417A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053418A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053419A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053420A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053421A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053422A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053423A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053424A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053425A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053426A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053427A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053428A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053429A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053430A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053431A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053432A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053434A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053435A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053436A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053437A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053438A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053439A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053440A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053441A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053442A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053443A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053444A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053445A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053446A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053447A</loc><lastmod>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tmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053503A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053504A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053505A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053506A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053507A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053508A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053509A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053510A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053511A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053512A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053513A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053514A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053515A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053516A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053517A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053518A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053519A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053520A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053521A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053522A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053523A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053524A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053525A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053526A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053527A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053528A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053529A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053530A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053531A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053532A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053533A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053534A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053535A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053536A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053537A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053538A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053539A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053540A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053541A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053542A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053543A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053544A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053545A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053546A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053547A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053548A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053549A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053550A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053551A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053552A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053553A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053554A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053555A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053556A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053557A</loc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3669A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053670A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053671A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053672A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053673A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053674A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053676A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053677A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053678A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053679A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053680A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053681A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053682A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053683A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053684A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053685A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053686A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053687A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053688A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053689A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053690A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053691A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053692A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053693A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053694A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053695A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053696A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053697A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053698A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053699A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053700A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053701A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053702A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053703A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053704A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053705A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053706A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053707A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053708A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053709A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053710A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053711A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053712A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053713A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053714A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053715A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053716A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053717A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053718A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053719A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053720A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053721A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053722A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053723A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/US4053724A</loc><lastmod>1977-10-11</lastmod></url><url><loc>https://patentgrep.com/patent/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<url><loc>https://patentgrep.com/patent/US4051745A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051746A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051747A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051748A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051749A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051750A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051751A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051752A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051753A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051754A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051755A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051756A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051757A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051758A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051759A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051760A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051761A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051762A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051763A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051764A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051765A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051766A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051767A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051768A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051769A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051770A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051771A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051772A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051773A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051774A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051775A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051776A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051777A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051778A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051779A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051780A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051781A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051782A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051783A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051784A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051785A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051786A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051788A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051789A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051790A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051791A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051792A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051793A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051794A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051795A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051796A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051797A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051798A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051799A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051800A</loc><lastmod>1977-10-04</lastmod><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mod></url><url><loc>https://patentgrep.com/patent/US4051860A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051861A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051862A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051863A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051864A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051865A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051866A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051867A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051868A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051869A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051870A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051871A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051872A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051873A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051874A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051875A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051876A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051877A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051878A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051879A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051880A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051881A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051882A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051883A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051884A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051885A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051886A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051887A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051888A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051889A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051890A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051891A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051892A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051893A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051894A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051895A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051896A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051897A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051898A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051899A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051900A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051901A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051902A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051903A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051904A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051905A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051906A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051907A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051908A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051909A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051910A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051911A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051912A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051913A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051914A</loc><lastmod>1977-10-04<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0-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051970A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051971A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051972A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051973A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051974A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051975A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051976A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051977A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051978A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051979A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051980A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051981A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051982A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051983A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051984A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051985A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051986A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051987A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051988A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051989A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051990A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051991A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051992A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051993A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051994A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051995A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051996A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051997A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051998A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4051999A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052000A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052001A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052004A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052005A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052006A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052007A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052008A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052009A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052010A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052011A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052012A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052013A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052014A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052015A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052016A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052017A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052018A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052019A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052020A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052021A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052022A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052023A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052024A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052025A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052026A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052027A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052028A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052029A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052030A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052031A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052032A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052033A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052034A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052035A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052036A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052037A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052038A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052039A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052040A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052041A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052042A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052043A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052044A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052045A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052046A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052047A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052048A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052049A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052050A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052051A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052052A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052053A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052054A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052055A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052056A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052057A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052058A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052059A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052060A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052061A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052062A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052063A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052064A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052065A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052066A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052067A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052068A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052069A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052070A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052071A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052072A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052073A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052074A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052076A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052077A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052078A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052079A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052080A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052081A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052082A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052083A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052084A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052085A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052086A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052087A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052088A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052089A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052090A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052091A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052092A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052093A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052094A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052095A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052096A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052097A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052098A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052099A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052100A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052101A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052102A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052103A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052104A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052105A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052106A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052107A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052108A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052109A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052110A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052111A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052112A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052113A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052114A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052115A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052116A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052117A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052118A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052119A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052120A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052121A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052122A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052123A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052124A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052125A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052126A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052127A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052128A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052129A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052130A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052131A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052132A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052133A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052134A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052135A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052136A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052137A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052138A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052139A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052140A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052141A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052142A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052143A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052144A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052145A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052146A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052147A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052148A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052149A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052150A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052151A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052152A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052153A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052154A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052155A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052156A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052157A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052158A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052159A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052160A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052161A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052162A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052163A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052164A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052165A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052166A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052167A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052168A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052169A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052170A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052171A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052172A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052173A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052174A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052175A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052176A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052177A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052178A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052179A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052180A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052181A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052182A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052183A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052184A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052185A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052186A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052187A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052188A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052189A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052190A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052191A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052192A<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248A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052249A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052250A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052251A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052252A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052253A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052254A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052255A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052256A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052257A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052258A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052259A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052260A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052261A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052262A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052263A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052264A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052265A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052266A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052267A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052268A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052269A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052270A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052271A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052272A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052273A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052274A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052275A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052276A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052277A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052278A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052279A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052280A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052281A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052282A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052283A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052284A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052285A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052286A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052287A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052288A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052289A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052290A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052291A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052292A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052293A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052294A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052295A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052296A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052297A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052298A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052299A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052300A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052301A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052302A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/U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ent/US4052360A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052361A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052362A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052363A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052364A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052365A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052366A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052367A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052368A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052369A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052370A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052371A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052372A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052373A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052374A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052375A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052376A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052377A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052378A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052379A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052380A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052381A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052382A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052383A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052384A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052385A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052386A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052387A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052388A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052389A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052390A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052391A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052392A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052393A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052394A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052395A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052396A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052397A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052398A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052399A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052400A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052401A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052402A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052403A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052404A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052405A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052406A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052407A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052408A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052409A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052410A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052411A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052412A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052413A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.com/patent/US4052414A</loc><lastmod>1977-10-04</lastmod></url><url><loc>https://patentgrep.co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l><url><loc>https://patentgrep.com/patent/US4051073A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051074A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051075A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051076A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051077A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051078A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051079A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051080A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051081A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051082A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051083A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051084A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051085A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051086A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051087A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051088A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051089A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051090A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051091A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051092A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051093A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051094A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051095A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051096A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051097A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051098A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051099A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051100A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051101A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051102A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051103A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051104A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051105A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051106A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051107A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051108A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051109A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051110A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051111A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051112A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051113A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051114A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051115A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051116A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051117A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051118A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051119A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051120A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051121A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051122A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051123A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051124A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051125A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051126A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051127A</loc><lastmod>1977-09-27</lastmod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stmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051407A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051408A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051409A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051410A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051411A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051412A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051413A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051414A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051415A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051416A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051417A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051418A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051419A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051420A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051421A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051422A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051423A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051424A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051425A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051426A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051427A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051428A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051429A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051430A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051431A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051432A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051433A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051434A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051435A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051436A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051437A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051438A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051439A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051440A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051441A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051442A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051443A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051444A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051445A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051446A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051447A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051448A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051449A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051450A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051451A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051452A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051453A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051454A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051455A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051456A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051457A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051458A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051459A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051460A</loc><lastmod>1977-09-27</lastmod></url><url><loc>https://patentgrep.com/patent/US4051461A</lo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rep.com/patent/US4048889A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048890A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048891A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048892A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048893A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048894A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048895A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048896A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048897A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048898A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048899A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048900A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048901A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048902A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048903A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048904A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048905A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048906A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048907A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048908A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048909A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048910A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048911A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048912A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048913A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048914A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048915A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048916A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048917A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048918A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048919A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048920A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048921A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048922A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048923A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048924A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048925A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048926A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048927A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048928A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048929A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048930A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048931A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048932A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048933A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048934A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048935A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048936A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048937A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048938A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048939A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048940A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048941A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048942A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4048943A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://pa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<url><loc>https://patentgrep.com/patent/US4049171A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049172A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049173A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049174A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049175A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049176A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049177A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049178A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049179A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049180A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049181A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049182A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049183A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049184A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049185A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049186A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049187A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049188A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049189A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049190A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049191A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049192A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049193A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049194A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049195A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049196A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049197A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049198A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049199A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049200A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049201A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049202A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049203A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049204A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049205A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049206A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049207A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049208A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049209A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049210A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049211A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049212A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049213A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049214A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049215A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049216A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049217A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049218A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049219A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049220A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049221A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049222A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049223A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049224A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049225A</loc><lastmod>1977-09-20</lastmod><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mod></url><url><loc>https://patentgrep.com/patent/US4049282A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049283A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049284A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049285A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049286A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049287A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049288A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049289A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049290A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049291A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049292A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049293A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049294A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049295A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049296A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049297A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049298A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049299A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049300A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049301A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049302A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049303A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049304A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049305A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049306A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049307A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049308A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049309A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049310A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049311A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049312A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049313A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049314A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049315A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049316A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049317A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049318A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049319A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049320A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049321A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049322A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049323A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049324A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049325A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049326A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049327A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049328A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049329A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049330A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049331A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049332A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049333A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049334A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049335A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049336A</loc><lastmod>1977-09-20<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9-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049393A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049394A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049395A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049396A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049397A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049398A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049399A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049400A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049401A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049402A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049403A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049404A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049405A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049406A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049407A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049408A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049409A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049410A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049411A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049412A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049413A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049414A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049415A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049416A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049417A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049418A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049419A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049420A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049421A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049422A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049423A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049424A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049425A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049426A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049427A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049428A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049429A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049430A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049431A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049432A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049433A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049434A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049435A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049436A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049437A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049438A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049439A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049440A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049441A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049442A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049443A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049444A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049445A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049446A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049447A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049448A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049449A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049450A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049451A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049452A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049453A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049454A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049455A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049456A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049457A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049458A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049459A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049460A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049461A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049462A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049463A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049464A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049465A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049466A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049467A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049468A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049469A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049470A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049471A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049472A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049473A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049474A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049475A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049476A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049477A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049478A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049479A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049480A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049481A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049482A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049483A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049484A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049485A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049486A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049487A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049488A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049489A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049490A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049491A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049492A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049493A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049494A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049495A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049496A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049497A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049498A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049499A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049500A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049501A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049502A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049503A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049504A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049505A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049506A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049507A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049508A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049509A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049510A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049511A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049512A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049513A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049514A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049515A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049516A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049517A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049518A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049519A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049520A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049521A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049522A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049523A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049524A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049525A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049526A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049527A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049528A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049529A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049530A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049531A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049532A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049533A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049534A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049535A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049536A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049537A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049538A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049539A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049540A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049541A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049542A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049543A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049544A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049545A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049546A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049547A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049548A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049549A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049550A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049551A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049552A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049553A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049554A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049555A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049556A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049557A</loc>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667A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049668A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049669A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049670A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049671A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049672A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049673A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049674A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049675A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049676A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049677A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049678A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049679A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049680A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049681A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049682A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049683A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049684A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049685A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049687A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049688A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049689A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049690A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049691A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049692A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049693A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049694A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049695A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049696A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049697A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049698A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049699A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049700A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049701A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049702A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049703A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049704A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049705A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049706A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049707A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049708A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049709A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049710A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049711A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049712A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049713A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049714A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049715A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049716A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049717A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049718A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049719A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049720A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049721A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049722A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/U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ent/US4049778A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049779A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049780A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049781A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049782A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049783A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049784A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049785A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049786A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049787A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049788A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049789A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049790A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049791A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049793A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049794A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049795A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049796A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049797A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049798A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049799A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049800A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049801A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049802A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049803A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049804A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049805A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049806A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049807A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049808A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049809A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049810A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049811A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049812A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049813A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049814A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049815A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049816A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049817A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049818A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049819A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049820A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049821A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049822A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049823A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049824A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049825A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049826A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049827A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049828A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049829A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049830A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049831A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049832A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.com/patent/US4049833A</loc><lastmod>1977-09-20</lastmod></url><url><loc>https://patentgrep.co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045955A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045956A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045957A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045958A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045959A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045960A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045961A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045962A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045963A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045964A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045965A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045966A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045967A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045968A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045969A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045970A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045971A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045972A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045973A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045974A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045975A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045976A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045977A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045978A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045979A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045980A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045981A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045982A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045983A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045984A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045985A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045986A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045987A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045988A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045989A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045990A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045991A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045992A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045993A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045994A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045995A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045996A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045997A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045998A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4045999A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046000A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046001A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046002A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046003A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046004A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046005A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046006A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046007A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046008A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046009A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046010A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046011A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046012A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046013A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046014A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046015A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046016A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046017A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046018A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046019A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046020A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046021A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046022A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046023A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046024A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046025A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046026A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046027A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046028A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046029A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046030A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046031A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046032A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046033A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046034A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046035A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046036A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046037A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046038A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046039A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046040A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046041A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046042A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046043A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046044A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046045A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046046A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046047A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046048A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046049A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046050A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046051A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046052A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046053A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046054A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046055A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046056A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046057A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046058A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046059A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046060A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046061A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046062A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046063A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046064A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046065A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046066A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046067A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046068A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046069A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046070A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046071A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046072A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046073A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046074A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046075A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046076A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046077A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046078A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046079A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046080A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046081A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046082A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046083A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046084A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046085A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046086A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046087A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046088A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046089A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046090A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046091A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046092A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046093A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046094A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046095A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046096A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046097A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046098A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046099A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046100A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046101A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046102A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046103A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046104A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046105A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046106A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046107A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046108A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046109A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046110A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046111A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046112A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046113A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046114A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046115A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046116A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046117A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046118A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046119A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep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tgrep.com/patent/US4046178A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046179A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046180A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046181A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046182A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046183A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046184A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046185A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046186A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046187A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046188A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046189A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046190A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046192A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046193A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046194A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046195A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046196A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046197A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046198A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046199A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046200A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046201A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046202A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046203A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046204A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046205A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046206A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046207A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046208A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046209A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046210A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046211A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046212A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046213A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046214A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046215A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046216A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046217A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046218A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046219A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046220A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046221A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046222A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046223A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046224A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046225A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046226A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046227A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046228A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046229A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046230A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046231A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046232A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046233A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046234A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046235A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046236A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046237A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046238A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046239A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046240A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046241A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046242A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046243A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046244A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046245A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046246A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046247A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046248A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046249A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046250A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046251A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046252A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046253A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046254A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046255A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046256A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046257A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046258A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046259A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046260A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046261A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046263A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046264A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046265A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046266A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046267A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046268A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046269A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046270A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046271A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046272A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046273A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046274A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046275A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046276A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046277A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046278A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046279A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046280A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046282A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046283A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046284A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046285A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046286A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046287A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046288A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046289A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046290A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046291A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046292A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046293A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046294A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046295A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046296A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046297A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046298A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046299A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046300A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046301A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046302A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046303A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046304A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046305A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046306A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046307A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046308A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046309A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046310A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046311A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046312A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046313A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046314A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046315A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046316A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046317A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046318A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046319A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046320A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046321A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046322A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046323A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046324A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046325A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046326A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046327A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046328A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046329A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046330A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046331A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046332A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046333A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046334A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046335A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046336A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046337A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046338A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046339A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046340A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046341A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046342A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046343A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046344A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046345A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046346A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046347A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046348A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046349A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046350A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046351A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046352A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046353A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046354A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046355A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046356A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046357A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046358A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046359A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046360A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046361A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046362A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046363A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046364A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046365A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046366A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046367A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046368A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046369A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046370A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046371A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046372A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046373A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046374A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046375A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046376A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046377A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046378A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046379A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046380A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046381A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046382A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046383A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046384A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046385A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046386A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046387A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046388A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046389A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046390A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046391A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046392A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046393A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046394A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046395A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046396A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046397A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046398A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046399A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046400A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046401A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046402A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046403A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046404A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046405A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046406A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046407A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046408A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046409A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046410A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046411A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046412A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046413A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046414A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046415A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046416A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046417A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046418A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046420A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046421A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046422A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046423A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046424A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046425A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046426A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046427A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046428A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046429A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046430A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046431A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046432A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046433A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046434A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046435A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046436A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046437A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046438A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046439A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046440A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046441A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046442A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046443A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046444A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046445A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046446A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046447A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046448A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046449A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046450A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046452A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046453A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046454A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046455A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046456A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046457A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046458A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046459A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046460A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046461A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046462A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046463A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046464A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046465A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046466A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046467A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046468A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046469A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046470A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046471A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046472A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046473A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046474A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046475A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046476A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046477A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046478A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046479A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046480A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046481A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046482A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046483A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046484A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046485A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046486A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046487A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046488A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046489A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046490A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046491A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046493A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046494A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046495A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046496A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046497A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046498A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046499A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046500A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046501A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046502A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046503A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046504A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046505A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046506A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046507A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046508A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046509A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046510A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046511A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046512A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046513A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046514A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046515A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046516A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046517A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046518A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046519A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046520A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046521A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046522A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046523A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046524A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046525A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046526A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046527A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046528A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046529A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046530A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046531A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046532A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046533A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046534A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046535A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046536A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046537A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046538A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046539A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046540A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046541A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046542A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046543A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046544A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046545A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046546A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046547A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046548A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046549A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046550A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046551A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046552A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046553A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046554A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046555A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046556A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046557A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046558A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046559A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046560A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046561A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046562A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046563A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046564A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046565A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046566A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046567A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046568A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046569A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046570A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046571A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046572A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046573A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046574A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046575A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046576A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046577A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046578A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046579A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046580A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046581A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046582A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046583A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046584A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046586A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046587A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046588A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046589A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046590A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046591A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046592A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046593A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046594A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046595A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046596A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046597A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046598A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046599A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046600A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046601A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046602A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046603A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046604A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046605A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046606A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046607A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046608A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046609A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046610A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046611A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046612A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046613A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046614A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046615A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046616A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046617A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046618A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046619A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046620A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046621A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046622A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046623A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046624A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046625A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046626A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046627A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046628A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046629A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046630A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046631A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046632A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046633A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046634A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046635A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046636A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046637A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046638A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046639A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046640A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046641A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046642A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046643A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046644A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046645A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046646A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046647A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046648A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046649A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046650A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046651A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046652A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046653A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046654A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046655A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046656A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046657A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046658A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046659A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046660A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046661A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046662A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046663A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046664A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046665A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046666A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046667A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046668A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046669A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046670A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046671A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046672A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046673A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046674A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046675A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046676A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046677A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046678A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046679A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046680A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046681A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046682A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046683A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046684A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046685A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046686A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046687A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046688A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046689A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046690A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046691A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046692A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046693A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046694A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046695A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046696A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046697A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046698A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046700A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046701A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046702A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046703A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046704A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046705A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046706A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046707A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046708A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046709A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046710A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046711A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046712A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046713A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046714A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046715A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046716A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046717A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046718A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046719A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046720A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046721A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046723A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046724A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046725A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046726A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046727A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046728A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046730A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046731A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046732A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046733A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046734A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046735A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046736A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046737A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046738A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046739A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046740A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046741A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046742A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046743A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046744A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046745A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046746A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046747A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046748A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046749A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046750A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046751A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046752A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046753A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046754A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046755A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046756A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046757A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046758A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046759A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046760A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046761A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046762A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046763A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046764A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046765A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046766A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046767A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046768A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046769A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046770A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046771A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046772A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046773A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046774A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046775A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046776A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046777A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046778A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046779A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046780A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046781A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046782A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046783A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046784A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046785A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046786A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046787A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046788A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046789A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046790A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046791A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046792A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046793A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046794A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046795A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046796A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046797A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046798A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046799A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046800A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046801A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046802A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046803A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046804A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046805A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046806A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046807A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046808A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046809A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046810A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046811A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046812A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046813A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046814A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046815A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046816A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046817A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046818A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046819A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046820A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046821A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046822A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046823A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046824A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046825A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046826A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046827A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046828A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046829A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046830A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046831A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046832A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046833A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046834A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046835A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046836A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046837A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046838A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046839A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046840A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046841A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046842A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046843A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046844A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046845A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046846A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046847A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046848A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046849A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046850A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046851A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046852A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046853A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046854A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046855A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046856A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046857A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046858A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046859A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046860A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046861A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046862A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046863A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046864A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046865A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046866A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046867A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046868A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046869A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046870A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046871A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046872A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046873A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046874A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046875A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046876A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046877A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046878A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046879A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046880A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046881A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046882A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046883A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046884A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046885A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046886A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046887A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046888A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046890A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046891A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046892A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046893A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046894A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046895A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046896A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046897A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046898A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046899A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046900A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046901A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046902A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046903A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046904A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046905A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046906A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046907A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046908A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046909A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046910A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046911A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046912A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046913A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046914A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046915A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046916A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046917A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046918A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046919A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046920A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046921A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046922A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046923A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046924A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046925A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046926A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046927A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046928A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046929A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046930A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046931A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046932A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046933A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046934A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046935A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046936A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046937A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046938A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046939A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046940A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046941A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046942A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046943A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046944A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046945A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046946A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046947A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046948A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046949A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046950A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046951A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046952A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046953A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046954A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046955A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046956A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046957A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046958A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046959A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046960A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046961A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046962A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046963A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046964A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046965A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046966A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046967A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046968A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046969A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046970A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046971A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046972A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046973A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046974A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046976A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046977A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046978A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046979A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046980A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046981A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046982A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046983A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046984A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046985A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046986A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046987A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046988A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046989A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046990A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046991A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046992A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046993A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046994A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046995A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046996A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046997A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046998A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4046999A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047000A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047001A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047002A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047003A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047004A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047005A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047006A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047007A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047008A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047009A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047010A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047011A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047012A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047013A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047014A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047015A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047016A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047017A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047018A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047019A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047020A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047021A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047022A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047023A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047024A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047025A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047026A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047027A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047028A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047029A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047030A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047031A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047032A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047034A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047036A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047037A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047038A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047039A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047040A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047041A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047042A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047043A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047044A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047045A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047046A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047047A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047048A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047049A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047050A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047051A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047052A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047053A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047054A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047055A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047056A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047057A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047058A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047059A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047060A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047061A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047062A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047063A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047064A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047065A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047066A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047067A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047068A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047069A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047070A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047071A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047072A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047073A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047074A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047075A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047076A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047077A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047078A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047079A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047080A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047081A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047082A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047083A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047084A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047085A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047086A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047087A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047088A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047089A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047090A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047092A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047093A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047094A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047095A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047096A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047097A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047098A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047099A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047100A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047101A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047102A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047103A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047104A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047105A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047106A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047107A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047108A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047109A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047110A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047111A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047112A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047113A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047114A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047115A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047116A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047117A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047118A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047119A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047120A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047122A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047123A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047124A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047125A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047126A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047127A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047128A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047129A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047130A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047131A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047132A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047133A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047134A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047135A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047136A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047137A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047138A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047139A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047140A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047141A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047142A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047143A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047144A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047145A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047146A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047147A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047148A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047149A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047150A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047151A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047152A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047153A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047154A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047155A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047156A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047157A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047158A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047159A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047160A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047161A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047162A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047163A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047164A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047165A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047166A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047167A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047168A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047169A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047170A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047171A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047172A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047173A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047174A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047175A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047176A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047177A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047178A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047179A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047181A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047182A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047183A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047184A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047185A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047186A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047188A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047189A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047190A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047191A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047192A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047193A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047194A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047195A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047196A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047197A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047198A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047199A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047200A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047201A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047202A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047203A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047204A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047205A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047206A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047207A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047208A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047209A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047210A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047211A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047212A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047213A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047214A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047215A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047216A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047217A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047218A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047219A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047220A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047222A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047223A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047224A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047225A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047226A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047227A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047228A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047229A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047230A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047231A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047232A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047233A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047234A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047235A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047236A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047237A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047238A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047239A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://patentgrep.com/patent/US4047240A</loc><lastmod>1977-09-06</lastmod></url><url><loc>https://p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7-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044669A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044670A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044671A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044672A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044673A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044674A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044675A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044676A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044677A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044678A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044679A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044680A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044681A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044682A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044683A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044684A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044685A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044686A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044687A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044688A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044689A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044690A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044691A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044692A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044693A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044694A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044695A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044696A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044697A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044698A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044699A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044700A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044701A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044702A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044703A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044704A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044705A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044706A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044707A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044708A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044709A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044710A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044711A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044712A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044713A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044714A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044715A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044716A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044717A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044718A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044719A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044720A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044721A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044722A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044723A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044724A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044725A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044726A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044727A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044728A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044729A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044730A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044731A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044732A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044733A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044734A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044735A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044736A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044737A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044738A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044739A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044740A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044741A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044742A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044743A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044744A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044745A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044746A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044747A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044748A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044749A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044750A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044751A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044752A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044753A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044754A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044755A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044756A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044758A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044759A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044760A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044761A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044763A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044764A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044765A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044766A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044767A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044768A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044769A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044770A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044771A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044772A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044773A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044775A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044776A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044777A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044778A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044779A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044780A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044781A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044782A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044783A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044784A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044785A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044786A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044787A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044788A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044789A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044790A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044791A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044792A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044793A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044794A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044795A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044796A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044797A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044798A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044799A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044800A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044801A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044802A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044803A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044804A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044805A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044806A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044807A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044808A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044809A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044810A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044811A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044812A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044813A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044814A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044815A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044816A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044817A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044818A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044819A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044820A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044821A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044822A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044823A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044824A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044825A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044826A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044827A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044828A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044829A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044830A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044831A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044832A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044833A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044834A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044835A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044836A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044837A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044838A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044839A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044840A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044841A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044842A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044843A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044844A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044845A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044846A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044847A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044848A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044849A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044850A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044851A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044852A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044853A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044854A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044855A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044856A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044857A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044858A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044859A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044860A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044861A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044862A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044863A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044864A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044865A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044866A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044868A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044869A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044870A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044871A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044872A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044873A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044874A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044875A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044876A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044877A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044878A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044879A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044880A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044881A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044882A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044883A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044884A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044885A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044886A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044887A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044888A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044890A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044891A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4044892A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US404489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l><url><loc>https://patentgrep.com/patent/US4045447A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045448A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045449A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045450A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045451A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045452A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045453A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045454A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045455A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045456A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045457A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045458A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045459A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045460A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045461A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045462A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045463A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045464A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045465A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045466A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045467A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045468A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045469A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045470A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045471A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045472A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045473A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045474A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045475A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045476A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045477A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045478A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045479A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045480A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045481A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045482A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045483A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045484A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045485A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045486A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045487A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045488A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045489A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045490A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045491A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045492A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045493A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045494A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045495A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045496A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045497A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045498A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045499A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045500A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045501A</loc><lastmod>1977-08-30</lastmod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stmod></url><url><loc>https://patentgrep.com/patent/US4045557A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045558A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045559A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045560A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045561A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045562A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045563A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045564A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045565A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045566A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045567A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045568A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045569A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045570A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045571A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045572A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045574A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045575A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045576A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045577A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045578A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045579A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045580A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045581A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045582A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045583A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045584A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045585A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045586A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045587A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045588A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045589A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045590A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045591A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045592A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045593A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045594A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045595A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045596A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045597A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045598A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045599A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045600A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045601A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045602A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045603A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045604A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045605A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045606A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045607A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045608A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045609A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045610A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045611A</loc><lastmod>1977-08-30</lastmod></url><url><loc>https://patentgrep.com/patent/US4045612A</loc><lastmod>1977-08-3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