Assignee
Inventors
- Larry M. Dugan (25 patents)
- Bruce A. Moen (18 patents)
- David E. Rasmussen (23 patents)
- Unknown
- Richard L. Szabo (1 patents)
- William C. Carlsen (1 patents)
- Robert J. DeRoche (4 patents)
- James W. Ditto (11 patents)
US Patent 4592720 · Granted Jun 3, 1986