Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4991254 | Cleaning system | Michael J. Roden | 1991-02-12 |
| 4939808 | Carpet cleaning apparatus | Gary D. Ingle | 1990-07-10 |
| 4940082 | Cleaning system | — | 1990-07-10 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4991254 | Cleaning system | Michael J. Roden | 1991-02-12 |
| 4939808 | Carpet cleaning apparatus | Gary D. Ingle | 1990-07-10 |
| 4940082 | Cleaning system | — | 1990-07-10 |