Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6435950 | Pressurized delivery method for abrasive particulate material | Thomas E. Pettit | 2002-08-20 |
| 6425804 | Pressurized delivery system for abrasive particulate material | Thomas E. Pettit | 2002-07-30 |