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Application filed by Ivan M Panov, Jurij A Kuznecov, Anatolij V Pavlov, Valerij I Korabelskij, Vladimir I Vetochin, Petr M Gilstejn, Zinovij G SonisfiledCriticalIvan M Panov
Publication of CS416185A1publicationCriticalpatent/CS416185A1/en
Publication of CS260993B1publicationCriticalpatent/CS260993B1/en