Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198125 | Method and apparatus for sludge collection | Thomas B. Zugates | 1993-03-30 |
| 4867646 | Liquid evacuation system | — | 1989-09-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198125 | Method and apparatus for sludge collection | Thomas B. Zugates | 1993-03-30 |
| 4867646 | Liquid evacuation system | — | 1989-09-19 |