Assignee
Inventors
- Richard Baur (87 patents)
- Walter Denzinger (93 patents)
- Albrecht Eckell (9 patents)
- Heinrich Hartmann (149 patents)
- Josef Mueller (17 patents)
- Hans-Juergen Raubenheimer (25 patents)
- Wolfgang Trieselt (52 patents)
US Patent 4814102 · Granted Mar 21, 1989