Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4956078 | Feed prestratification attachment for high efficiency vibratory screening | Anthony J. Magerowski, Vijia Kumar Karra, John A. Gieschen | 1990-09-11 |
| 4659026 | Guard rings for vertical shaft impact crusher | Lee Krause, David J. Bechler | 1987-04-21 |
| 4575014 | Vertical shaft impact crusher rings | Kenneth Tess | 1986-03-11 |
| 4560113 | Convertible vertical shaft impact crusher | — | 1985-12-24 |