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Application filed by Волгоградский Политехнический ИнститутfiledCriticalВолгоградский Политехнический Институт
Priority to SU4462130/14ApriorityCriticalpatent/SU1614204A1/ru
Application grantedgrantedCritical
Publication of SU1614204A1publicationCriticalpatent/SU1614204A1/ru