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Application filed by Valentina A Stepanova, Svetlana B Bojkova, Viktoriya N Korotkova, Valerij S Mikhlin, Mikhail A Korshunov, Valentin M Melekhov, Valerij L Gaev, Aleksandr B FajnbarkfiledCriticalValentina A Stepanova
Priority to SU833613650ApriorityCriticalpatent/SU1175931A1/en
Application grantedgrantedCritical
Publication of SU1175931A1publicationCriticalpatent/SU1175931A1/en