Assignee
No assignee recorded.
Inventors
- Walter Schumacher (10 patents)
- Walter Wetzel (3 patents)
- Gerd Hollnagel (2 patents)
- Gerald Dittmar Arndt (2 patents)
- Ulrich Pluquett (4 patents)
- Arno May (4 patents)
- Dietmar Oberdorfer (5 patents)
- Unknown
US Patent 5195532 · Granted Mar 23, 1993
No assignee recorded.