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-4361filedCriticalПредприятие П/Я Г-4361
Priority to SU7402046722ApriorityCriticalpatent/SU578131A1/en
Application grantedgrantedCritical
Publication of SU578131A1publicationCriticalpatent/SU578131A1/en