Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6056481 | Method and device for monitoring the load on hydraulic powered shield supports for underground mining | Willy Watermann, Wilfried Weigel | 2000-05-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6056481 | Method and device for monitoring the load on hydraulic powered shield supports for underground mining | Willy Watermann, Wilfried Weigel | 2000-05-02 |