Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4998490 | Bobbin housing assembly in a sewing machine having at least one hook | Hans R. Goebbels, Kurt Biermann, Gerhard Steppat, Michael Rosemann, Klaus D. Seiler | 1991-03-12 |
| 4981094 | Sewing machine having a device actuable by a pressure medium for applying a variable force to a presser element | Hans R. Goebbels | 1991-01-01 |
| 4815404 | Servo device for a multineedle sewing machine with engageable and disengageable needle bars | Rolf Ellermann, Gunter Droste | 1989-03-28 |
| 4364319 | Controlled thread clamp device for needle threads | Hermann Niehaus, Gunter Droste | 1982-12-21 |