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Publication date
Application filed by Д. Н. КанцлерfiledCriticalД. Н. Канцлер
Priority to SU1825611ApriorityCriticalpatent/SU432378A1/ru
Priority claimed from SU1825611Aexternal-prioritypatent/SU432378A1/ru
Application grantedgrantedCritical
Publication of SU432378A2publicationCriticalpatent/SU432378A2/ru
Publication of SU432378A1publicationCriticalpatent/SU432378A1/ru