Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656560 | Bronze-tinted or grey-tinted soda lime silicate glass | Eberhard Stotzel, Ferdinand Klosel | 1997-08-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656560 | Bronze-tinted or grey-tinted soda lime silicate glass | Eberhard Stotzel, Ferdinand Klosel | 1997-08-12 |