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Application filed by Karel Dr Csc Zeleny, Vlasta Dr Csc Matelova, Ulbert Stanislav, Pilat Petr, Miroslav Dr Barta, Okanik Boris, Bucko Michal, Vladimir Ing Varga, Miklas Emil, Jan Ing BullafiledCriticalKarel Dr Csc Zeleny
Priority to CS844359ApriorityCriticalpatent/CS239242B1/en
Publication of CS435984A1publicationCriticalpatent/CS435984A1/en
Publication of CS239242B1publicationCriticalpatent/CS239242B1/en