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 Radiotekhnichesky Inst Im AkadfiledCriticalRadiotekhnichesky Inst Im Akad
Priority to PL28115389ApriorityCriticalpatent/PL281153A1/en
Publication of PL281153A1publicationCriticalpatent/PL281153A1/en