Assignee
Inventors
- August Lehner (45 patents)
- Heinz-Ulrich Werther (9 patents)
- Dieter Naegele (13 patents)
- Werner Lenz (51 patents)
- Mong-Jon Jun (7 patents)
- Horst Reimann (21 patents)
- Albrecht Eckell (9 patents)
US Patent 4421840 · Granted Dec 20, 1983