Assignee
Inventors
- Gerd Reimer (4 patents)
- Reinhardt Strobel (5 patents)
- Lothar Werres (4 patents)
- ALFRED GERSTENHOEFER (1 patents)
- Theo Kaeufl (1 patents)
- Anton Kautetzky (3 patents)
- Ulrich Krippner (1 patents)
US Patent 4991280 · Granted Feb 12, 1991