Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826090 | Hammer assembly for a rotary material crusher | — | 1989-05-02 |
| 4717083 | Hammer assembly for a rotary material crusher | Roger H. Quast | 1988-01-05 |
| 4679740 | Wedge-clamp assembly for an impact crusher | — | 1987-07-14 |
| 4573643 | Impact crushers | Bernd G. Albers | 1986-03-04 |