Assignee
Inventors
- Gunther Vielstich (1 patents)
- Hanns-Georg Bauer (5 patents)
- Josef Muhlenbeck (7 patents)
- Josef Otto (10 patents)
- Horst Feldhoff (1 patents)
- Dieter Zollner (23 patents)
- Friedrich Rittmann (12 patents)
US Patent 4441190 · Granted Apr 3, 1984