Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372767 | Method for applying a stopper to a rope | Helmut Zimmermann, Hermann Hagele | 1994-12-13 |
| 5358062 | Portable handheld drilling apparatus | Hans Nickel, Helmut Zimmermann, Rudolf Krebs, Harald Schliemann | 1994-10-25 |
| 5287832 | Starting device for an internal combustion engine | — | 1994-02-22 |