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3412620
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Information
Patent Grant
3412620
References
Source
Patent Number
3,412,620
Date Filed
Not available
Date Issued
Tuesday, November 26, 1968
56 years ago
CPC
G03B1/22 - Claws or pins engaging holes in the film
Y10T74/1552 - Spring or weight return
US Classifications
074 - Machine element or mechanism
192 - Clutches and power-stop control
226 - Advancing material of indeterminate length
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