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Application filed by В.В. Емельянов, нов В.В. ЕмельfiledCriticalВ.В. Емельянов
Priority to SU43125ApriorityCriticalpatent/SU14315A1/ru
Application grantedgrantedCritical
Publication of SU14315A1publicationCriticalpatent/SU14315A1/ru