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Application filed by Danil M Rabkin, Vladimir R Rjabov, Vsevolod N Bernadskij, Anatolij D Stretovic, Vladimir A Kirpatyj, Ivan A Koval, Valerij F ZlobinfiledCriticalDanil M Rabkin
Priority to CS817869ApriorityCriticalpatent/CS240417B1/en
Publication of CS786981A1publicationCriticalpatent/CS786981A1/en
Publication of CS240417B1publicationCriticalpatent/CS240417B1/en