| All Patents in class 396/526 |
Patents 1 -
10
of 10
      |
| Picture | Number | Date | Patentee | Title |
 | 1,469,814 | Oct. 09, 1923 | W.F. Folmer | Photographic Cut Film Holder |
 | 1,641,420 | Sep. 06, 1927 | W.F. Folmer | Cut Film Holder |
| | 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 |
| | 2,344,951 | 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 |
| | 2,946,271 | Jul. 26, 1960 | C.C. Craig | Film Holder |
| | 3,091,168 | May 28, 1963 | C.C. Craig | Film Holder |
| | 3,373,673 | Mar. 19, 1968 | C.C. Craig | Film Holder |
