Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4988865 | Device for determining the angular position of the drive shaft in a sewing machine | Thomas Schmidt, Bernd Olbrich, Gustav Rohr | 1991-01-29 |
| 4807548 | Electric motor drive for a sewing machine, especially an industrial sewing machine | Gustav Rohr | 1989-02-28 |
| 4696246 | Device for detecting an overlapping edge of material on a sewing machine | Gustav Rohr | 1987-09-29 |