Assignee
Inventors
- Lars Andersson (16 patents)
- Nanna Forsman (2 patents)
- Kerstin E. I. Larsen (2 patents)
- Annelie B. Lundin (2 patents)
- Bohdan Pavlu (2 patents)
- Inga H. Sandberg (3 patents)
- Karin M. Sewerin (2 patents)
US Patent 4877614 · Granted Oct 31, 1989