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 Томский Политехничекий Институт Им.С.М.КироваfiledCriticalТомский Политехничекий Институт Им.С.М.Кирова
Priority to SU2037853ApriorityCriticalpatent/SU506937A1/en
Application grantedgrantedCritical
Publication of SU506937A1publicationCriticalpatent/SU506937A1/en