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Priority claimed from SU884442369Aexternal-prioritypatent/SU1581980A1/en
Application filed by Vaclovas PeseckisfiledCriticalVaclovas Peseckis
Priority to LTRP105ApriorityCriticalpatent/LT2003B/en
Publication of LT2003BpublicationCriticalpatent/LT2003B/en