Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640838 | Apparatus and method for effecting yarn piecing on an open-end rotor spinning machine | Werner Billner | 1997-06-24 |
| 5592807 | Bearing arrangement for an open-end spinning rotor | Erich Bock, Gallus Lindner, Manfred Knabel | 1997-01-14 |