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Publication date
Application filed by Д.Д. Воейков, А.Я. ВороновfiledCriticalД.Д. Воейков
Priority to SU111003ApriorityCriticalpatent/SU37552A1/ru
Application grantedgrantedCritical
Publication of SU37552A1publicationCriticalpatent/SU37552A1/ru