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 А-3513, Предприятие П/Я В-2451filedCriticalПредприятие П/Я А-3513
Priority to SU7402083482ApriorityCriticalpatent/SU566159A1/en
Application grantedgrantedCritical
Publication of SU566159A1publicationCriticalpatent/SU566159A1/en