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 Kalininsk Polt InstfiledCriticalKalininsk Polt Inst
Priority to SU833659132ApriorityCriticalpatent/SU1174863A1/ru
Application grantedgrantedCritical
Publication of SU1174863A1publicationCriticalpatent/SU1174863A1/ru