Assignee
No assignee recorded.
Inventors
- Unknown
- Egils A. Biseniex (6 patents)
- Yan R. Uldrikis (6 patents)
- Gunar Y. Dubur (8 patents)
- Maris M. Veveris (10 patents)
- Agris A. Kimenis (5 patents)
US Patent 4845109 · Granted Jul 4, 1989
No assignee recorded.