Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4595053 | Metal-to-metal seal casing hanger | Bruce J. Watkins | 1986-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4595053 | Metal-to-metal seal casing hanger | Bruce J. Watkins | 1986-06-17 |