Assignee
Inventors
- Calixto Estrada (6 patents)
- James D. Hamerslag (5 patents)
- Robert W. Hooley (8 patents)
- John Hunt (6 patents)
- Melvin H. Johnson (16 patents)
- Duncan Douglas McCabe (2 patents)
- Joseph Anthony Perrotto (21 patents)
US Patent 4865410 · Granted Sep 12, 1989