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Application filed by Pavel A Pirogov, Raisa A Akcurina, Raisa S Levina, Boris N Gorbunov, Vladimir I Paramonov, Stanislav J Sizov, Vladimir G SkolnyjfiledCriticalPavel A Pirogov
Priority to CS843719ApriorityCriticalpatent/CS264016B1/en
Publication of CS371984A1publicationCriticalpatent/CS371984A1/en
Publication of CS264016B1publicationCriticalpatent/CS264016B1/en