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Priority claimed from SU853904876Aexternal-prioritypatent/SU1353422A1/en
Application filed by Povilas PlevokasfiledCriticalPovilas Plevokas
Priority to LTRP122ApriorityCriticalpatent/LT2001B/en
Publication of LT2001BpublicationCriticalpatent/LT2001B/en