| Patents for William F. Folmer |
Patents 76 -
90
of 109
      |
| Number | Date | Patentee | Title | Type |
| 1,291,820 | Jan. 21, 1919 | W.F. Folmer | Photographic Dark Box | film and plate holders |
| 1,304,673 | May 27, 1919 | W.F. Folmer | Aeroplane Camera | cameras |
| 1,309,798 | Jul. 15, 1919 | W.F. Folmer | Automatic Aeroplane Camera | cameras |
| 1,317,129 | Sep. 23, 1919 | W.F. Folmer | Photographic Camera | cameras |
| 1,324,887 | Dec. 16, 1919 | W.F. Folmer | Apparatus for Making Identifying Photographs | cameras |
| 1,335,728 | Apr. 06, 1920 | W.F. Folmer | Photographic Camera | cameras |
| 1,351,998 | Sep. 07, 1920 | W.F. Folmer | Photographic Film Sheath | film and plate holders |
| 1,365,975 | Jan. 18, 1921 | W.F. Folmer | Loading Device for Cut Films | photographic developing apparatus |
| 1,378,101 | May 17, 1921 | W.F. Folmer | Photographic Printing Apparatus | photographic printers |
| 1,383,395 | Jul. 05, 1921 | W.F. Folmer | Photographic Exposing Apparatus | cameras |
| 1,400,277 | Dec. 13, 1921 | W.F. Folmer | Aviator's Camera | cameras |
| 1,402,486 | Jan. 03, 1922 | W.F. Folmer | Photographic Shutter | camera shutters |
| 1,431,908 | Oct. 10, 1922 | W.F. Folmer | Cut Film Magazine | film and plate holders |
| 1,454,218 | May 08, 1923 | W.F. Folmer | Photographic Optical System | camera accessories |
| 1,469,814 | Oct. 09, 1923 | W.F. Folmer | Photographic Cut Film Holder | film and plate holders |
