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 Vitalij F Surovikin, Alexandr V Rogov, Rudolf G Kiltau, Anatolij F Gavrilov, Gennadij V Babic, Nikolaj K Korenak, Vladimir F AntonenkofiledCriticalVitalij F Surovikin
Priority to CS847205ApriorityCriticalpatent/CS720584A1/cs
Publication of CS720584A1publicationCriticalpatent/CS720584A1/cs