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Application filed by Lyudmila Z Plavnik, Nadezhda G Kolyadina, Gorlovskij Samuil, Anatolij A Dontsov, Irina B Sulimova, Lev D Posypkin, Anna Yu Soloveva, Soboleva Nelli, Gorelik R A, Vasilij A ArsentevfiledCriticalLyudmila Z Plavnik
Priority to SU823468333ApriorityCriticalpatent/SU1177310A1/en
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Publication of SU1177310A1publicationCriticalpatent/SU1177310A1/en