| Number | Name | Date | Kind |
|---|---|---|---|
| 1318610 | Sereinsky | Oct 1919 | |
| 1835743 | Aster | Dec 1931 | |
| 1921494 | Wildhaber | Aug 1933 | |
| 1999754 | Evans | Apr 1935 | |
| 2079572 | Kiel | May 1937 | |
| 3285087 | Wells | Nov 1966 | |
| 3565521 | Butler et al. | Feb 1971 | |
| 3819258 | Butler et al. | Jun 1974 | |
| 3865738 | Lente | Feb 1975 | |
| 4105311 | Boudouris | Aug 1978 | |
| 4120572 | Grallert et al. | Oct 1978 | |
| 4678298 | Perisic | Jul 1987 | |
| 4697896 | Fox | Oct 1987 | |
| 4893921 | Beauviala | Jan 1990 | |
| 4900293 | McLendon | Feb 1990 | |
| 5312304 | Vetter | May 1994 | |
| 5341182 | Schmidt | Aug 1994 | |
| 5506639 | Frazen et al. | Apr 1996 | |
| 5534954 | Vetter | Jul 1996 | |
| 5537157 | Washinto et al. | Jul 1996 | |
| 5537165 | Miyamori et al. | Jul 1996 | |
| 5539527 | Kajimoto | Jul 1996 | |
| 5543869 | Vetter | Aug 1996 |
| Entry |
|---|
| "Step Printers", Optical Printers, etc. (circa 1950). |
| "Film Pulldown Mechanism Based on a Design by Samuel B. Grimson", SMPTE, vol. 67. |
| "The Radial-Tooth, Variable-Pitch Sprocket", SMPTE, vol. 57. |
| "Too Costly for Prime Time", Los Angeles Times (Mar. 22, 1992). |
| "Editing a Whirlwind for `Christmas`", Daily Variety Special Report (Mar. 16, 1992). |
| "Electronic Editing with Dean Goodhill", Editors Guild Newsletter (Winer 1992). |
| "You Want a Whole Movie by When?", Calendar (undated). |
| Advertisement for New Clairmont Super 1.85 (undated). |
| "Three-Perf Technology: Tomorrow's Film Format--Today", International Photographer (Oct. 1987). |