Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5803707 | Slide-in cross current ventilator | Rolf Fichter | 1998-09-08 |
| 5428945 | Cleaning device for harvester-thresher | Wilhelm von Allworden, Josel Honl, Rainer Gansel, Hans-Werner Roth, Rolf Fichter | 1995-07-04 |