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.)
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Application filed by Larisa F Kuznecova, Tamara V Pisuchina, Nadezda S Demcenko, Elvira S Kornilova, Valentin I Kornejev, Jevgenij V Teljatkov, Andrej D KrivorakfiledCriticalLarisa F Kuznecova
Priority to CS853992ApriorityCriticalpatent/CS399285A1/en
Priority to BG70510Aprioritypatent/BG46080A1/en
Priority to DD85277223Aprioritypatent/DD259753A3/en
Publication of CS399285A1publicationCriticalpatent/CS399285A1/en