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 Kh I Inzh ZheleznodorozhfiledCriticalKh I Inzh Zheleznodorozh
Priority to SU884469898ApriorityCriticalpatent/SU1592527A1/en
Application grantedgrantedCritical
Publication of SU1592527A1publicationCriticalpatent/SU1592527A1/en