Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5443607 | Process for the production of a homogeneous ream-free body made of quartz glass | Wolfgang Englisch, Paul Sauerwein, Peter Hitzschke, Fritz Simmat, Rolf Takke +1 more | 1995-08-22 |