Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5471860 | Apparatus for straightening and orientating projections or nipples of anodes | Erwin Collet, Paul Haverbeck, Roland Rathgeber | 1995-12-05 |
| 5033605 | Conveyor installations | — | 1991-07-23 |
| 4934757 | Control of mineral mining machines | Bernd Steinkuhl, Gerhard Merten, Christoph Rassmann | 1990-06-19 |