Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6073295 | Sweeping machine with movable recirculation flap | Michael T. Basham, Joseph F. D'Costa | 2000-06-13 |
| 5991953 | Sweeping machine with multiple position front flap | Michael T. Basham, Joseph F. D'Costa | 1999-11-30 |