Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4823926 | Electric motor regulating and control drive having a clutch-brake unit | Adolf H. Martin, Herbert Palloch | 1989-04-25 |
| 4712660 | Electromotive variable-speed and control drive particularly for use in industrial sewing machines | Hans Erndt, Erich Link, Adolf H. Martin, Herbert Palloch | 1987-12-15 |
| 4709794 | Electromotive variable-speed and control drive particularly for use in industrial sewing machines | Karl Lengsfeld, Erich Link, Adolf H. Martin | 1987-12-01 |
| D254850 | Portable sewing machine | — | 1980-04-29 |