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 Рязанский Радиотехнический ИнститутfiledCriticalРязанский Радиотехнический Институт
Priority to SU2026848ApriorityCriticalpatent/SU515215A1/ru
Application grantedgrantedCritical
Publication of SU515215A1publicationCriticalpatent/SU515215A1/ru