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Priority claimed from SU843816171Aexternal-prioritypatent/SU1214372A1/ru
Application filed by Valentinas Baltrusaitis, Kestutis SadauskasfiledCriticalValentinas Baltrusaitis
Priority to LTRP1288ApriorityCriticalpatent/LT2462B/lt
Publication of LT2462BpublicationCriticalpatent/LT2462B/lt