Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6324714 | Sweeping machine | Jürgen Walz | 2001-12-04 |
| 6321406 | Cleaning device | Ingo Neumayer | 2001-11-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6324714 | Sweeping machine | Jürgen Walz | 2001-12-04 |
| 6321406 | Cleaning device | Ingo Neumayer | 2001-11-27 |