Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351894 | Method for the comminution of brittle material for grinding | Norbert Patzelt | 1994-10-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351894 | Method for the comminution of brittle material for grinding | Norbert Patzelt | 1994-10-04 |