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Priority claimed from SU904854300Aexternal-prioritypatent/RU1775737C/ru
Application filed by Serghei FursovfiledCriticalSerghei Fursov
Priority to MD96-0274ApriorityCriticalpatent/MD699C2/ro
Publication of MD699B1publicationCriticalpatent/MD699B1/ro
Publication of MD699C2publicationCriticalpatent/MD699C2/ro