| All Patents in class 396/518 |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | 728,718 | May 19, 1903 | J.A. Robertson, C.E. Hutchings | Flat Form Photographic Film Package |
 | 773,382 | Oct. 25, 1904 | W.F. Folmer | Plate Holder |
 | 1,631,479 | Jun. 07, 1927 | W.F. Folmer | Cut Film Holders |
| | 2,056,144 | Sep. 29, 1936 | C.H. Roth | Light Valve for Plate or Film Holders |
 | 2,326,075 | Aug. 03, 1943 | V.E. Whitman, B.L. Smith | Cut Film Holder for Photographic Cameras |
| | 2,339,658 | Jan. 18, 1944 | B.L. Smith | Film Holder with Light Valves or Guards |
| | 2,344,951 | Mar. 28, 1944 | B.L. Smith | Photographic Film Holder |
 | 2,450,841 | Oct. 05, 1948 | M.B. Moore | Sensitized Material Holder for Photographic Cameras |
 | 2,497,270 | Feb. 14, 1950 | J.S. Panosian | Photographic Film Holder Light-Seal |
 | 2,676,901 | Apr. 27, 1954 | J.S. Panosian | Method of Manufacturing a Photographic Film Holder |
