Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5398494 | Sliver opening device for separating out impurities and feeding fiber to an open end spring machine | Heinz-Georg Wassenhoven, Ute Kraehe, Udo Papenfuss | 1995-03-21 |