Assignee
Inventors
- Istvan Sajo (1 patents)
- Gyorgy Vamos (3 patents)
- Miklos rmossy (1 patents)
- Barbara Sipos nee Kaveczka (1 patents)
- Eva Zemplen nee Papp (1 patents)
- Eva Borsovszky (1 patents)
- László Barta (1 patents)
US Patent 4491633 · Granted Jan 1, 1985