Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4993107 | Filtering and collecting device of solid and powder refuse for industrial and civil suction apparatus | — | 1991-02-19 |
| 4884313 | Street sweeper machine with trash pick-up and transport capabilities | — | 1989-12-05 |
| 4754521 | Street sweeper machine for trash collecting | — | 1988-07-05 |
| 4716621 | Floor and bounded surface sweeper machine | — | 1988-01-05 |