Assignee
No assignee recorded.
Inventors
- Ivars Kalvinsh (38 patents)
- Unknown
- Gunar A. Bremanis (4 patents)
- Unknown
- Maris M. Veveris (10 patents)
- Edmund Y. Lukevits (4 patents)
- Unknown
- Anatoly S. Birman (2 patents)
US Patent 4568689 · Granted Feb 4, 1986
No assignee recorded.