Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606762 | Roller brush for a sweeping machine and method of making same | Hans Ekholm | 1997-03-04 |
| 5490301 | Roller brush for sweeping machines | Hans Ekholm | 1996-02-13 |
| 5383245 | Roller brush for sweeping machine with cassettes having metal reinforced mounting plate | — | 1995-01-24 |
| 4538319 | Roller brush for sweeping machines | — | 1985-09-03 |
| 4485514 | Brush ring for cleansing machines | — | 1984-12-04 |
| 4302863 | Brush for rotating brush rollers in sweeping machines | — | 1981-12-01 |