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 Alexandr A Zabotin, Eduard A Onikov, Alexandr L Galperin, Evgenij D Loscilin, Valerjan P Lilejev, Roman A German, Zinovij J Rutkevic, Boris A SacharovfiledCriticalAlexandr A Zabotin
Priority to CS797573ApriorityCriticalpatent/CS191431B1/en
Publication of CS191431B1publicationCriticalpatent/CS191431B1/en