Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5437347 | Cable tensioning device for elevators | Joachim Biewald, Volker Scheub, Helge Holler, Karl Fenkl, Stefan Hugel +5 more | 1995-08-01 |
| 5398781 | Cable tensioning device for elevators | Joachim Biewald, Volker Scheub, Helge Holler, Karl Fenkl, Stefan Hugel +5 more | 1995-03-21 |