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Application filed by Hauskrecht Peter, Husar Stefan, Fancovic Karol, Bocan Frantisek, Ivan Vlachynsky, Michal SivakfiledCriticalHauskrecht Peter
Priority to CS842405ApriorityCriticalpatent/CS239419B1/en
Publication of CS240584A1publicationCriticalpatent/CS240584A1/en
Publication of CS239419B1publicationCriticalpatent/CS239419B1/en