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 N A Tarasov, V M Slyunin, A P Rudoj, A N Tsymbal, D I ZemenkovfiledCriticalN A Tarasov
Priority to SU823509057ApriorityCriticalpatent/RU1154768C/en
Application grantedgrantedCritical
Publication of RU1154768CpublicationCriticalpatent/RU1154768C/en