Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7150062 | Combined single-twin street sweeping machine | Anthony J. Duthie | 2006-12-19 |
| 6041471 | Mobile walk-behind sweeper | Jean-Paul Dubois | 2000-03-28 |
| 5138742 | Power-assisted arm for mobile vacuum trash collector | — | 1992-08-18 |
| 5058235 | Mobile vacuum trash collector | — | 1991-10-22 |