Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4248564 | Method and apparatus for opening a film cartridge | John S. Lercher | 1981-02-03 |
| 4203664 | Film positioning apparatus | Jerry L. Clifton, Russell G. Hurlbut, James L. King | 1980-05-20 |