Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865368 | Slide latch gravity lock | Melvin D. McCall | 1989-09-12 |
| D290468 | Typewriter lid | Melvin D. McCall | 1987-06-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865368 | Slide latch gravity lock | Melvin D. McCall | 1989-09-12 |
| D290468 | Typewriter lid | Melvin D. McCall | 1987-06-23 |