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 Г-4986filedCriticalПредприятие П/Я Г-4986
Priority to SU752196613ApriorityCriticalpatent/SU589565A1/ru
Application grantedgrantedCritical
Publication of SU589565A1publicationCriticalpatent/SU589565A1/ru