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.С. ЛюбимовfiledCriticalВ.С. Любимов
Priority to SU144251ApriorityCriticalpatent/SU39337A1/en
Application grantedgrantedCritical
Publication of SU39337A1publicationCriticalpatent/SU39337A1/en