Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4693517 | Cutter for gouging ore or rock from mine faces | Martin Eisenbeis, Walter Hemmer | 1987-09-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4693517 | Cutter for gouging ore or rock from mine faces | Martin Eisenbeis, Walter Hemmer | 1987-09-15 |