Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11272819 | Hose valve sub-assembly apparatus and method for retractable hose vacuum systems | Rod Drivstuen | 2022-03-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11272819 | Hose valve sub-assembly apparatus and method for retractable hose vacuum systems | Rod Drivstuen | 2022-03-15 |