Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697396 | Air feed valve and exhaust valve to be attached to an underwater suit | — | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697396 | Air feed valve and exhaust valve to be attached to an underwater suit | — | 1997-12-16 |