Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4496710 | Process for the production of flat varnishes | Fritz Gude, Herbert Haferkorn, Heinz Riemer | 1985-01-29 |
| 4210687 | Method for the coating of glass surfaces | Johann Obendorf, Rainer Gras, Elmar Wolf | 1980-07-01 |