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Application filed by Sulc Jiri, Petr Ing Szelag, Zdenek Svobodn, Jitka Zikova, Marcela Stastna, Antonin Jecminek, Karel Nedbal, Novotny Milos, Jiri ZarubafiledCriticalSulc Jiri
Priority to CS858970ApriorityCriticalpatent/CS253533B1/en
Publication of CS897085A1publicationCriticalpatent/CS897085A1/en
Publication of CS253533B1publicationCriticalpatent/CS253533B1/en