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Application filed by Igor V Lebedev, Aleksandr S Shnitnikov, Sergej A Legenkin, Nina B Gudkova, Georgij A Krysov, Elena V Gordienko, Robert A AmiryanfiledCriticalIgor V Lebedev
Priority to SU884433163ApriorityCriticalpatent/SU1568119A1/en
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Publication of SU1568119A1publicationCriticalpatent/SU1568119A1/en