Assignee
No assignee recorded.
Inventors
- Unknown
- Donald M. Lee (15 patents)
- Larry D. Veneziano (4 patents)
- Joseph Lauer (3 patents)
- Roy E. Booth (7 patents)
- William P. Hettinger, Jr. (69 patents)
US Patent 4996037 · Granted Feb 26, 1991
No assignee recorded.