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 Oleg N Tatur, Grigorij M Flidlider, Viktor P Zed, Gennadij S DzavachovfiledCriticalOleg N Tatur
Priority to CS517776ApriorityCriticalpatent/CS192687B1/cs
Publication of CS192687B1publicationCriticalpatent/CS192687B1/cs