Assignee
Inventors
- Karlheinz Messmer (5 patents)
- Hermann Fischer (75 patents)
- Heinrich Hartmann (149 patents)
- Walter Denzinger (93 patents)
- Rolf Schneider (71 patents)
- Klaus Wulz (7 patents)
- Hans-Juergen Raubenheimer (25 patents)
US Patent 4370454 · Granted Jan 25, 1983