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Application filed by Langmajer Miroslav, Bocek Otakar, Jares Frantisek, Havlicek Rudolf, Zdenek RytirfiledCriticalLangmajer Miroslav
Priority to CS842584ApriorityCriticalpatent/CS239072B1/en
Publication of CS258484A1publicationCriticalpatent/CS258484A1/en
Publication of CS239072B1publicationCriticalpatent/CS239072B1/en