Assignee
No assignee recorded.
Inventors
- Peter Donatsch (4 patents)
- Gunter Engel (8 patents)
- Bruno Hugi (4 patents)
- Brian P. Richardson (9 patents)
- Paul Stadler (13 patents)
- Unknown
- Unknown
- Unknown
- Unknown
US Patent 4803199 · Granted Feb 7, 1989
No assignee recorded.