Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829968 | Pipe make/break apparatus with gripping jaws and adjustable pipe spinner with oiling system | Thomas D. Hauk | 2004-12-14 |
| 6722231 | Pipe make/break apparatus with gripping jaws and adjustable pipe spinner with oiling system | Thomas D. Hauk | 2004-04-20 |