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-2616filedCriticalПредприятие П/Я В-2616
Priority to SU1757457ApriorityCriticalpatent/SU471248A1/ru
Application grantedgrantedCritical
Publication of SU471248A1publicationCriticalpatent/SU471248A1/ru