Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690165 | Ventilation device for a space zone | Andreas Bollinger, Gerd-Eugen Schaal, Claus Handel | 1997-11-25 |
| 5428945 | Cleaning device for harvester-thresher | Wilhelm von Allworden, Josel Honl, Rainer Gansel, Karl Schips, Rolf Fichter | 1995-07-04 |