Assignee
Inventors
- Stephen M. Retta (1 patents)
- Jean E. Rinaldi (3 patents)
- Ronald Carey (2 patents)
- William A. Herman (1 patents)
- T. Whit Athey (1 patents)
- Bruce Herman (5 patents)
- Harold F. Stewart (2 patents)
US Patent 5138871 · Granted Aug 18, 1992