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Yashica Co Ltd
Yashica Co
Active Patents
0
Total Holdings
3
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US3152332A
Motion picture film counting mechanism
Expired / Lapsed
1959-12-01
1964-10-06
2
Details
US3082673A
Shutter for photographic cameras
Expired / Lapsed
1959-03-23
1963-03-26
2
Details
US2999443A
Optical filter compensation means coupled to exposure-respo…
Expired / Lapsed
1959-12-01
1961-09-12
0
Details