Assignee
No assignee recorded.
Inventors
- Folke L. Arvidsson (6 patents)
- Per A. E. Carlsson (17 patents)
- Uli A. Hacksell (7 patents)
- John S. M. Hjorth (5 patents)
- Anette Johansson (10 patents)
- Per L. Lindberg (33 patents)
US Patent 4876284 · Granted Oct 24, 1989
No assignee recorded.