Assignee
Inventors
- V. A. Petrosov (2 patents)
- Unknown
- A. S. Koroteev (1 patents)
- Unknown
- Unknown
- J. F. Poussin (1 patents)
- J. M. Stephan (1 patents)
- P. A. Balaam (1 patents)
- J. K. Koester (1 patents)
- E. J. Britt (1 patents)
US Patent 5845880 · Granted Dec 8, 1998