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 Ni Kt I Gorodskogo Khoz MinzhifiledCriticalNi Kt I Gorodskogo Khoz Minzhi
Priority to SU843724383ApriorityCriticalpatent/SU1189747A2/en
Application grantedgrantedCritical
Publication of SU1189747A2publicationCriticalpatent/SU1189747A2/en