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 Ural Vni Pi Khim PromyfiledCriticalUral Vni Pi Khim Promy
Priority to SU833538539ApriorityCriticalpatent/SU1172556A1/en
Application grantedgrantedCritical
Publication of SU1172556A1publicationCriticalpatent/SU1172556A1/en