| Patents for William H. Petit |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| D85,990 | Jan. 12, 1932 | E.S. Hineline, W.H. Petit | Combined Studio Camera Casing and Support Therefor | photographic studio apparatus |
| 1,885,286 | Nov. 01, 1932 | E.S. Hineline, W.H. Petit | Rotary Camera Back | camera accessories |
| 1,900,730 | Mar. 07, 1933 | W.H. Petit, E.S. Hineline | Camera Back | camera accessories |
| D90,377 | Jul. 25, 1933 | E.S. Hineline, W.H. Petit | Camera Casing | cameras |
| D90,378 | Jul. 25, 1933 | E.S. Hineline, W.H. Petit | Camera Casing | cameras |
| 1,954,918 | Apr. 17, 1934 | C.H. Roth, W.H. Petit, W.E. Burnell | Means to prevent Double Exposures in Using Plate or Film Holders for Cameras | film and plate holders |
| 1,963,095 | Jun. 19, 1934 | E.S. Hineline, W.H. Petit | Automatic Film Camera | cameras |
| 1,963,096 | Jun. 19, 1934 | E.S. Hineline, W.H. Petit | Photographic Film Strip | roll film |
| 1,963,312 | Jun. 19, 1934 | E.S. Hineline, W.H. Petit | Method of and Apparatus for Making Photographic Records of Meter and Like Readings | cameras |
| 1,963,417 | Jun. 19, 1934 | E.S. Hineline, W.H. Petit | Shutter Control for Cameras of Any Type | camera shutters |
| 1,966,261 | Jul. 10, 1934 | E.S. Hineline, W.H. Petit | Photographic Mechanism and Film Magazine Used Therewith | cameras |
| 1,977,453 | Oct. 16, 1934 | E.S. Hineline, W.H. Petit | Means and Method for Photographing a Large Surface with Short Focus Lenses | cameras |
| 1,980,546 | Nov. 13, 1934 | E.S. Hineline, W.H. Petit | Photographic Camera | cameras |
| CA-351,175 | Jun. 25, 1935 | E.S. Hineline, W.H. Petit | Camera a Pellicule | cameras |
| CA-351,176 | Jun. 25, 1935 | E.S. Hineline, W.H. Petit | Pellicule en Bande | roll film |
