Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4416680 | Method of making quartz glass crucibles, and apparatus carrying out the method | Rolf Bruning | 1983-11-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4416680 | Method of making quartz glass crucibles, and apparatus carrying out the method | Rolf Bruning | 1983-11-22 |