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 Do Polt Iinst Metallofiziki AnfiledCriticalDo Polt Iinst Metallofiziki An
Priority to SU833651997ApriorityCriticalpatent/SU1152967A1/en
Application grantedgrantedCritical
Publication of SU1152967A1publicationCriticalpatent/SU1152967A1/en