Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6698242 | Brittle article comprising joined-together hardened glass and/or glass-ceramic parts and method of making same | Wolfram Beier, Ulrike Beer, Roland Schnabel, Evelin Weiss, Stefan Hubert +1 more | 2004-03-02 |