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Application filed by А. В. ДжугасfiledCriticalА. В. Джугас
Priority to SU1741868ApriorityCriticalpatent/SU430828A1/ru
Priority claimed from SU1741868Aexternal-prioritypatent/SU430828A1/ru
Application grantedgrantedCritical
Publication of SU430828A2publicationCriticalpatent/SU430828A2/ru
Publication of SU430828A1publicationCriticalpatent/SU430828A1/ru