Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6551952 | Lead-free optical light flint glass materials | Peter Brix, Ute Woelfel | 2003-04-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6551952 | Lead-free optical light flint glass materials | Peter Brix, Ute Woelfel | 2003-04-22 |