G09B 29/04

The sections being arranged in the form of a foldable sheet or

Official title: the sections being arranged in the form of a foldable sheet or sheets

G09B29/04 (The sections being arranged in the form of a foldable sheet or) appears on 69 US grants and 28 published applications in this corpus.

Search patents in G09B
Granted patents
69
Published applications
28
Assignees
27
Inventors
89
Latest grant
11 Aug 2020

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G09B 29/04: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197910
198010
198120
198220
198320
198420
198530
198630
198710
198800
198920
199020
199110
199220
199350
199420
199520
199600
199700
199820
199980
200050
200142
200210
200341
200402
200503
200603
200703
200813
200900
201000
201100
201201
201310
201401
201524
201631
201712
201802
201910
202020

By publication year. Applications have been published since 2001.