Assignee
Inventors
- Bruno Egner-Walter (72 patents)
- Eckhardt Schmid (63 patents)
- Wolfgang Scholl (42 patents)
- Anton Epple (13 patents)
- Hans Trube (28 patents)
- Martin Pfeiffer (39 patents)
- Josef Berger (47 patents)
- Egon Frey (4 patents)
US Patent 4625359 · Granted Dec 2, 1986