Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vladimir Y Voronin, Ivan I Nakonechny, Vladimir I Popov, Kornei P Kviring, July S Yanovsky, Arnold N MigalfiledCriticalVladimir Y Voronin
Priority to HU74VO00000163ApriorityCriticalpatent/HU173027B/en
Publication of HU173027BpublicationCriticalpatent/HU173027B/en