Assignee
Inventors
- Robin E. Smith (14 patents)
- James D. Apolito (4 patents)
- James R. Cassano (12 patents)
- George F. Rittberg (3 patents)
- Unknown
- Dan F. Lockwood (9 patents)
- Kenneth G. Christy (9 patents)
- Robert J. Tannascoli (7 patents)
US Patent 5227852 · Granted Jul 13, 1993