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Application filed by Новосибирский электротехнический институтfiledCriticalНовосибирский электротехнический институт
Priority to SU1756317ApriorityCriticalpatent/SU443213A2/ru
Application grantedgrantedCritical
Publication of SU443213A1publicationCriticalpatent/SU443213A1/ru
Publication of SU443213A2publicationCriticalpatent/SU443213A2/ru