Assignee
Inventors
- Albrecht Aicher (2 patents)
- Gunter Lehmann (6 patents)
- Norbert Petri (7 patents)
- Walter Pitteroff (3 patents)
- Gunter Reuss (1 patents)
- Hans Schreiber (1 patents)
- Robert Sebastian (1 patents)
US Patent 4584412 · Granted Apr 22, 1986