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Priority claimed from SU904785192Aexternal-prioritypatent/SU1743474A1/ru
Application filed by Dumitru ParmaclifiledCriticalDumitru Parmacli
Priority to MD97-0059ApriorityCriticalpatent/MD755C2/ro
Publication of MD755B1publicationCriticalpatent/MD755B1/ro
Publication of MD755C2publicationCriticalpatent/MD755C2/ro