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 В.И. СорокерfiledCriticalВ.И. Сорокер
Priority to SU3035ApriorityCriticalpatent/SU70107A1/ru
Application grantedgrantedCritical
Publication of SU70107A1publicationCriticalpatent/SU70107A1/ru