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Application filed by Novotny Vladislav, Zdenek Ing PelikanfiledCriticalNovotny Vladislav
Priority to CS868395ApriorityCriticalpatent/CS259841B1/en
Publication of CS839586A1publicationCriticalpatent/CS839586A1/en
Publication of CS259841B1publicationCriticalpatent/CS259841B1/en