Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633090 | Lead-and cadmium-free glass composition for glazing, enameling and decorating glass | Erich Rodek, Werner Kiefer | 1997-05-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633090 | Lead-and cadmium-free glass composition for glazing, enameling and decorating glass | Erich Rodek, Werner Kiefer | 1997-05-27 |