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Application filed by Vesely Ivan, Mostecky Jiri, Palecek Jaroslav, Vladislav Ing Csc Kubelka, Stanek Jan, Votava Vladimir, Zak Bohumil, Antonin Ing Csc Capek, Dolansky VladimirfiledCriticalVesely Ivan
Priority to CS886409ApriorityCriticalpatent/CS268616B1/cs
Publication of CS640988A1publicationCriticalpatent/CS640988A1/cs
Publication of CS268616B1publicationCriticalpatent/CS268616B1/cs