Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4466487 | Method and apparatus for preventing vertical movement of subsea downhole tool string | — | 1984-08-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4466487 | Method and apparatus for preventing vertical movement of subsea downhole tool string | — | 1984-08-21 |