Assignee
Inventors
- Oswald Breuer (16 patents)
- Bernd Steinkuhl (30 patents)
- Franz Roling (10 patents)
- Norbert Hesse (33 patents)
- Christoph Rassmann (16 patents)
- Gunther-Dietmar Schoop (10 patents)
- Werner Holtken (1 patents)
US Patent 4626034 · Granted Dec 2, 1986