Assignee
Inventors
- Istvan Szekely (38 patents)
- Unknown
- Laszio Pap (1 patents)
- Unknown
- Viktoria Kollarik nee Hasek (1 patents)
- Unknown
- Zoltan Karadi (2 patents)
- Andrea Toth (4 patents)
- Gyorgy Szucsany (2 patents)
US Patent 5192793 · Granted Mar 9, 1993