Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4417535 | Sewing machine belt feeder with tensioner | — | 1983-11-29 |
| 4258637 | Movable workpiece-clamping attachment for sewing machine | — | 1981-03-31 |
| 4227471 | Sewing-machine guide for edge-parallel seaming of a workpiece | Harald Collbrunn, Heinz Fransing | 1980-10-14 |