Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565252 | Borehole operating tool with fluid circulation through arms | Thomas R. Campbell, Gregg S. Perkin | 1986-01-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565252 | Borehole operating tool with fluid circulation through arms | Thomas R. Campbell, Gregg S. Perkin | 1986-01-21 |