Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830299 | Tube gripping system for a winder chuck | Heinz Mutter, Ruedi Schneeberger | 1989-05-16 |
| 4811910 | Chuck structure | Peter Busenhart, Ruedi Schneeberger, Armin Wirz, Adolf Flueli, Hansueli Maier | 1989-03-14 |