Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4748075 | Flat sealing material made of a soft substance, particularly for the production of gaskets that are to be subjected to high stresses | Horst Beyer, Hans-Rainer Zerfass, Heribert Bechen, Franz Kutnar | 1988-05-31 |