Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878629 | Reserve winding of yarn on a tube of a cross-wound bobbin and method and appartus of forming same | Josef Bertrams, Rene Bucken | 1989-11-07 |
| 4801108 | Bobbin winding machine | Leo Tholen, Edmund Wey | 1989-01-31 |