Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5815883 | Vacuum cleaner and a handle for suction lines thereof | Klaus Stein | 1998-10-06 |
| 5687450 | Machine, such as a vacuum cleaner, which exhausts a clean gas, which machine has a protective bumper | Klaus Stein | 1997-11-18 |
| 5255410 | Vacuum cleaner | Klaus Stein | 1993-10-26 |
| D339433 | Vacuum cleaner | Klaus Stein | 1993-09-14 |
| 5228169 | Brush type vacuum cleaner | Klaus Stein | 1993-07-20 |
| 5056175 | Floor cleaning machine | Klaus Stein | 1991-10-15 |
| 5028245 | Vacuum cleaner including filter bag mounting apparatus | Klaus Stein | 1991-07-02 |
| 4955106 | Upright vacuum cleaner | Klaus Stein | 1990-09-11 |
| 4624025 | Protective device for floor cleaning apparatus | Klaus Stein | 1986-11-25 |