Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866850 | Clinometer with rolling liquid conductor | Vincent M. Kelly | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866850 | Clinometer with rolling liquid conductor | Vincent M. Kelly | 1989-09-19 |