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-3324filedCriticalПредприятие П/Я А-3324
Priority to SU2066013ApriorityCriticalpatent/SU501278A1/ru
Application grantedgrantedCritical
Publication of SU501278A1publicationCriticalpatent/SU501278A1/ru