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Application filed by Do Nii Chernoj Metallurgii, Brovarsky Z Poroshkovoi MetallfiledCriticalDo Nii Chernoj Metallurgii
Priority to IT19301/81ApriorityCriticalpatent/IT1169020B/en
Publication of IT8119301A0publicationCriticalpatent/IT8119301A0/en
Application grantedgrantedCritical
Publication of IT1169020BpublicationCriticalpatent/IT1169020B/en