Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5161744 | Transportable crusher unit | Horst Maurer | 1992-11-10 |
| 4819990 | Floor cutters for mineral winning ploughs | Oswald Breuer, Christoph Rassmann, Egon Pfefferle | 1989-04-11 |
| 4735304 | Scraper-chain conveyor channel section | Franz Roling, Bernd Steinkuhl, Manfred Redder | 1988-04-05 |
| 4667811 | Channel sections of scraper-chain conveyors | Franz Roling, Dieter Grundken, Manfred Redder, Hartmut Schewinski, Helmut Temme | 1987-05-26 |
| 4658952 | Scraper-chain conveyor channel section | Dieter Grundken, Manfred Redder, Franz Roling, Michael Sauer | 1987-04-21 |
| 4632239 | Scraper-chain conveyor channel section | Franz Roling, Dieter Grundken, Manfred Redder, Hartmut Schewinski, Michael Sauer | 1986-12-30 |
| 4626034 | Cutter-bit assemblies | Oswald Breuer, Bernd Steinkuhl, Franz Roling, Norbert Hesse, Christoph Rassmann +1 more | 1986-12-02 |
| 4624362 | Channel sections for scraper-chain conveyors | Helmut Temme, Hartmut Schewinski | 1986-11-25 |
| 4515410 | Rack assembly | Thomas Trumper, Fritz Borgschulte, Friedrich Krummnack | 1985-05-07 |
| 4501577 | Sprocket wheel | Franz Roling | 1985-02-26 |