Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856389 | Device for setting fastener elements and pins | — | 1989-08-15 |
| 4518285 | Control system for longwall mining roof supports | Wolfgang Beckmann, Hartmut Gebauer | 1985-05-21 |
| 4270072 | Current supply circuit of cutting drum motors on a mining machine | — | 1981-05-26 |
| 4260191 | Method and apparatus to control tension in a trailing cable and/or waterhose for a mining machine | — | 1981-04-07 |
| 4217622 | Control circuit for underground mining equipment | Anton Dinkelbach | 1980-08-12 |