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Priority claimed from SU853878098Aexternal-prioritypatent/SU1281935A1/ru
Application filed by Dumitru BizgufiledCriticalDumitru Bizgu
Priority to MD99-0183ApriorityCriticalpatent/MD1331C2/ru
Publication of MD1331B1publicationCriticalpatent/MD1331B1/xx
Publication of MD1331C2publicationCriticalpatent/MD1331C2/ru