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Application filed by Alexej S Bartuk, Vitalij V Leljavskij, Alexandr L Pilipenko, Albert M Pogorelyj, Anatolij B SarsunovfiledCriticalAlexej S Bartuk
Priority to CS872480ApriorityCriticalpatent/CS248087A1/en
Publication of CS248087A1publicationCriticalpatent/CS248087A1/en