Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5216774 | Water recovery system for truck washer | James D. Hill | 1993-06-08 |
| 5133100 | Portable truck washer | James D. Hill | 1992-07-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5216774 | Water recovery system for truck washer | James D. Hill | 1993-06-08 |
| 5133100 | Portable truck washer | James D. Hill | 1992-07-28 |