Assignee
Inventors
- H. Bert Crawley (1 patents)
- Eli I. Rosenberg (1 patents)
- W. Thomas Meyer (1 patents)
- Mark Gorbics (7 patents)
- William D. Thomas (6 patents)
- Roy L. McKay (1 patents)
- John F. Homer, Jr. (2 patents)
US Patent 4928246 · Granted May 22, 1990