Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6360563 | Process for the manufacture of quartz glass granulate | Rolf Gerhardt, Rainer Köppler, Waltraud Werdecker | 2002-03-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6360563 | Process for the manufacture of quartz glass granulate | Rolf Gerhardt, Rainer Köppler, Waltraud Werdecker | 2002-03-26 |