Assignee
Inventors
- James M. Krueger (7 patents)
- John R. Pappenheimer (3 patents)
- Manfred L. Karnovsky (2 patents)
- Pierre Lefrancier (22 patents)
- Jean Choay (38 patents)
- Louis Chedid (23 patents)
- Edgar Lederer (14 patents)
US Patent 4698330 · Granted Oct 6, 1987