Assignee
Inventors
- August Lehner (45 patents)
- Joachim Hack (17 patents)
- Karl Krucker (1 patents)
- Werner Balz (34 patents)
- Karl H. Roemer (1 patents)
- Peter Rudolf (86 patents)
- Roland Falk (8 patents)
- Guenter Eckert (10 patents)
US Patent 4551359 · Granted Nov 5, 1985