Assignee
Inventors
- Dieter Rahtz (23 patents)
- Andreas Huth (65 patents)
- Ralph Schmiechen (34 patents)
- Dieter Seidelmann (43 patents)
- Wolfgang Kehr (14 patents)
- Herbert Schneider (36 patents)
- Claus T. Braestrup (14 patents)
US Patent 4564610 · Granted Jan 14, 1986