Assignee
Inventors
- Gerhard Auchter (27 patents)
- Thomas Schwerzel (30 patents)
- Rolf Osterloh (41 patents)
- Gerhard Neubert (7 patents)
- Peter Pfoehler (7 patents)
- Wolfgang Druschke (11 patents)
- Helmut Jaeger (12 patents)
US Patent 4931494 · Granted Jun 5, 1990