Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D322620 | Slide projector accessory for an electrophotographic reproduction unit | David R. Gotham, Thomas W. Mort | 1991-12-24 |
| 4473222 | Sheet handling apparatus | William J. Simmons | 1984-09-25 |
| 4436404 | Sheet handling apparatus | William J. Simmons | 1984-03-13 |