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Application filed by Georgij M Pancenkov, Leonid Kozlov, Alexandr A Molin, Zinaida F Ersova, Lev M Michajlov, Albert G Juzvjak, Rail R Valitov, Vjaceslav P Curov, Michal Jl P GrinevfiledCriticalGeorgij M Pancenkov
Priority to CS682575ApriorityCriticalpatent/CS178986B1/en
Publication of CS178986B1publicationCriticalpatent/CS178986B1/en