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Application filed by Zinaida V Arkhipova, Vitaly M Zapletnyak, Vasily A Grigoriev, Vladimir I Pilipovsky, Zorislav N Polyakov, Boris V Erofeev, Rita E Prokofieva, Boris I Sazhin, Leonid A Shilov, Ivan D ShevlyakovfiledCriticalZinaida V Arkhipova
Priority to DD19619676ApriorityCriticalpatent/DD130152A1/de
Publication of DD130152A1publicationCriticalpatent/DD130152A1/de