Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6209711 | Conveying device for open-cast mines | Klaus Koopmann, Dieter Weber, Christian Keller, Werner Daus | 2001-04-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6209711 | Conveying device for open-cast mines | Klaus Koopmann, Dieter Weber, Christian Keller, Werner Daus | 2001-04-03 |