Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4437199 | Carpet cleaning device | Peter Wulf | 1984-03-20 |
| 4319380 | Telescopable guiding device for household apparatus | Hans-Peter Simm, Wieland Guhne | 1982-03-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4437199 | Carpet cleaning device | Peter Wulf | 1984-03-20 |
| 4319380 | Telescopable guiding device for household apparatus | Hans-Peter Simm, Wieland Guhne | 1982-03-16 |