Assignee
No assignee recorded.
Inventors
- August Lehner (45 patents)
- Norbert Schneider (89 patents)
- Hermann Roller (21 patents)
- Werner Balz (34 patents)
- Werner Lenz (51 patents)
- Albert Kohl (37 patents)
US Patent 5470650 · Granted Nov 28, 1995
No assignee recorded.