Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5054962 | Process for sealing the surface of dumps | Heinz Bahnmuller, Bernd Koglin, Rolf Rink, Wolfgang Vogel | 1991-10-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5054962 | Process for sealing the surface of dumps | Heinz Bahnmuller, Bernd Koglin, Rolf Rink, Wolfgang Vogel | 1991-10-08 |