Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6186597 | Pick system for mining ploughs, in particular coal ploughs | Detlef Hahn, Peter Wollenhaupt, Ernst Heiderich, Peter Richter, Wolfgang Wald +1 more | 2001-02-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6186597 | Pick system for mining ploughs, in particular coal ploughs | Detlef Hahn, Peter Wollenhaupt, Ernst Heiderich, Peter Richter, Wolfgang Wald +1 more | 2001-02-13 |