Assignee
No assignee recorded.
Inventors
- Peter Anderl (5 patents)
- Unknown
- Alfred Wilhelm Mueller (3 patents)
- Ulrich Schwab (5 patents)
- Eberhard Hartmann (4 patents)
- Reiner Mehnert (10 patents)
- Unknown
US Patent 5631471 · Granted May 20, 1997
No assignee recorded.