Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360264 | Variable magnification slide copy camera | Gerald Matthews | 1982-11-23 |
| 4341454 | Self-developing photographic apparatus with multiple timers | Gerald Matthews | 1982-07-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360264 | Variable magnification slide copy camera | Gerald Matthews | 1982-11-23 |
| 4341454 | Self-developing photographic apparatus with multiple timers | Gerald Matthews | 1982-07-27 |