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 Р-6964filedCriticalПредприятие П/Я Р-6964
Priority to SU772472610ApriorityCriticalpatent/SU630162A1/ru
Application grantedgrantedCritical
Publication of SU630162A1publicationCriticalpatent/SU630162A1/ru