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| All Patents in class 340/675 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,963,096 | Jun. 19, 1934 | E.S. Hineline, W.H. Petit | Photographic Film Strip | roll film | |
| 2,034,441 | Mar. 17, 1936 | E.S. Hineline, W.H. Petit | Art or Method of Accurately Photographing Upon Film Strips Having Nonsensitized Ends | cameras | |