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Application filed by Andrej F Ivancenko, Vladimir M Krochmal, Viktor A Buzyko, Boris N Lastockin, Vladimir V Konovalenko, Alexandr L ChiznakfiledCriticalAndrej F Ivancenko
Priority to CS867987ApriorityCriticalpatent/CS798786A1/cs
Publication of CS798786A1publicationCriticalpatent/CS798786A1/cs