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Priority claimed from SU884382787Aexternal-prioritypatent/SU1522041A1/ru
Application filed by Virbalis Juozapas Arvydas, Romualdas Vaikasas, Antanas Algirdas RadziunasfiledCriticalVirbalis Juozapas Arvydas
Priority to LTRP537ApriorityCriticalpatent/LT2092B/lt
Publication of LT2092BpublicationCriticalpatent/LT2092B/lt