Assignee
Inventors
- Egils A. Biseniex (6 patents)
- Maris M. Veveris (10 patents)
- Gunar Y. Dubur (8 patents)
- Yanis J. Polis (1 patents)
- Yan R. Uldrikis (6 patents)
- Natalia V. Barmenkova (1 patents)
- Agris A. Kimenis (5 patents)
US Patent 4487932 · Granted Dec 11, 1984