Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825632 | Method and device for monitoring the piecers in an open-end spinning assembly | Hans Raasch, Helmut Schlosser, Joachim Ruge, Manfred Lassmann, Norbert Schippers | 1989-05-02 |