Assignee
Inventors
- Karl Wanner (38 patents)
- Wilbert Reibetanz (8 patents)
- Hans-Peter Dohse (14 patents)
- Otto Baumann (27 patents)
- Dietmar Spiwokz (1 patents)
- Karl Seitz (35 patents)
- Ernst Angermair (3 patents)
- Herbert Wiesner (4 patents)
US Patent 4288187 · Granted Sep 8, 1981