Assignee
Inventors
- Miloslav Kolinsky (4 patents)
- Vendelin Macho (2 patents)
- Juraj Porubsky (1 patents)
- Vladislav Kuska (1 patents)
- Jaroslav Manas (1 patents)
- Stanislav Sykora (1 patents)
- Rudolf Lukas (2 patents)
US Patent 4260541 · Granted Apr 7, 1981