Assignee
Inventors
- Costin Rentzea (43 patents)
- Hubert Sauter (305 patents)
- Wolfgang Tuerk (3 patents)
- Bernd Wenderoth (51 patents)
- Winfried Richarz (13 patents)
- Johann Jung (58 patents)
- Wilhelm Rademacher (64 patents)
US Patent 4822400 · Granted Apr 18, 1989