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Publication of SU5798A1publicationCriticalpatent/SU5798A1/ru
Application filed by А.И. МаксимовfiledCriticalА.И. Максимов
Priority to SU3858ApriorityCriticalpatent/SU52304A1/ru
Priority claimed from SU3858Aexternal-prioritypatent/SU52304A1/ru
Application grantedgrantedCritical
Publication of SU52304A1publicationCriticalpatent/SU52304A1/ru