Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7096902 | Vacuum cleaner | Erich Bott, Roland Illig | 2006-08-29 |
| 6942078 | Cable reel | Silvio Hamm, Manfred Prell | 2005-09-13 |
| 4896021 | Portable electric hair dryer | Hans-Dieter Poweleit | 1990-01-23 |
| 4532667 | Floor cleaning device having a replaceable brush assembly | Ludger Helmes | 1985-08-06 |