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Application filed by Vnii Kusstvenn Volokna, Mytischi Moskov Oblast I KievfiledCriticalVnii Kusstvenn Volokna
Priority to YU49274ApriorityCriticalpatent/YU37196B/en
Publication of YU49274ApublicationCriticalpatent/YU49274A/en
Publication of YU37196BpublicationCriticalpatent/YU37196B/en