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 Предприятие П/Я В-2190filedCriticalПредприятие П/Я В-2190
Priority to SU2315514ApriorityCriticalpatent/SU560714A1/en
Application grantedgrantedCritical
Publication of SU560714A1publicationCriticalpatent/SU560714A1/en