Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4671369 | Stair-climbing wheelchair with means for cushioning vertical movements thereof | Baxter R. Watkins | 1987-06-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4671369 | Stair-climbing wheelchair with means for cushioning vertical movements thereof | Baxter R. Watkins | 1987-06-09 |