Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871117 | Low-contamination method for comminuting solid silicon fragments | Rolf Baueregger, Erich Bildl | 1989-10-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871117 | Low-contamination method for comminuting solid silicon fragments | Rolf Baueregger, Erich Bildl | 1989-10-03 |