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-6476filedCriticalПредприятие П/Я Р-6476
Priority to SU1630667ApriorityCriticalpatent/SU470374A1/en
Application grantedgrantedCritical
Publication of SU470374A1publicationCriticalpatent/SU470374A1/en