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Application filed by Ivan V Grickov, Pavel A Butjagin, Ivan G Simko, Jevsej M Mogilevskij, Igor P Baksejev, Georgij G Finger, Ljudmila S Serbakova, Nina T Butkova, Lev G KallerfiledCriticalIvan V Grickov
Priority to CS34276ApriorityCriticalpatent/CS194324B1/cs
Publication of CS194324B1publicationCriticalpatent/CS194324B1/cs