Assignee
Inventors
- James E. Veres (13 patents)
- James B. Stein (3 patents)
- Unknown
- Harold R. Kimmens (2 patents)
- David W Baird (2 patents)
- Michael Roman (8 patents)
- David G. Therrien (23 patents)
- John Doyle (24 patents)
US Patent 4654783 · Granted Mar 31, 1987