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Application filed by Statni Vyzkumny Ustav TextilnifiledCriticalStatni Vyzkumny Ustav Textilni
Priority to CS895179ApriorityCriticalpatent/CS277049B6/en
Publication of CS517989A3publicationCriticalpatent/CS517989A3/en
Publication of CS277049B6publicationCriticalpatent/CS277049B6/en