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Application filed by Michail D Vlasov, Viktor M Tanygin, Alexej D Makarov, Anatolij S Spiridonov, Nikolaj D Cemodanov, Ivan A Jaskin, Alexandr G BlaznovfiledCriticalMichail D Vlasov
Priority to CS85630ApriorityCriticalpatent/CS266372B1/en
Publication of CS63085A1publicationCriticalpatent/CS63085A1/en
Publication of CS266372B1publicationCriticalpatent/CS266372B1/en