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 Viktor G Litvinenko, Sobol Nikolaj, Konstantin N Kalenichenko, Natalya F AvramenkofiledCriticalViktor G Litvinenko
Priority to SU884380154ApriorityCriticalpatent/SU1654094A1/en
Application grantedgrantedCritical
Publication of SU1654094A1publicationCriticalpatent/SU1654094A1/en