Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5554917 | Apparatus for regulating the power consumption of a vacuum cleaner | Gerhard Kurz | 1996-09-10 |
| 5265305 | Automatic control device for the cleaning power of a vacuum cleaner | Gerhard Kurz | 1993-11-30 |
| 5033151 | Control and/or indication device for the operation of vacuum cleaners | Gerhard Kurz | 1991-07-23 |