Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637645 | Caoutchouc mixture for the manufacture of rubber products with low-temperature application capability, resistance to oil, low crystallization tendency and high dynamic stressability | Gerhard Merkmann, Karl-Heinz Krause | 1997-06-10 |