Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5469798 | Thread cutting device and method for a chain stitch sewing machine | — | 1995-11-28 |
| 4582010 | Upper feed mechanism for sewing machines | Wolfgang Niem | 1986-04-15 |
| 4417534 | Lubricant sensing device for sewing machines | Wolf R. von Hagen | 1983-11-29 |
| 4332209 | Thread trimming mechanism for sewing machines | — | 1982-06-01 |
| RE30907 | Cooling device for sewing machines | Dieter Schopf | 1982-04-20 |