Assignee
Inventors
- Margit Nagy (2 patents)
- Jozsef Kenderfi (2 patents)
- Frigyes Gorgenyi (15 patents)
- Margit Csorgo (6 patents)
- Lidia Fedina (2 patents)
- Antal Mosonyi (2 patents)
- Sandor Vajas (1 patents)
- Attila Mandi (23 patents)
US Patent 5047230 · Granted Sep 10, 1991