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.В. ТатариновfiledCriticalВ.В. Татаринов
Priority to SU117312ApriorityCriticalpatent/SU40352A1/en
Application grantedgrantedCritical
Publication of SU40352A1publicationCriticalpatent/SU40352A1/en