Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930178 | Compact self-contained recycling extraction cleaner | Clifford L. Monson, Danny C. Perry, Henry A. Wilks | 1990-06-05 |
| 4788738 | Compact self-contained hand held extraction cleaner | Clifford L. Monson, Danny C. Perry, Henry A. Wilks | 1988-12-06 |