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.А. ГлембоцкийfiledCriticalВ.А. Глембоцкий
Priority to SU2069ApriorityCriticalpatent/SU71685A1/ru
Application grantedgrantedCritical
Publication of SU71685A1publicationCriticalpatent/SU71685A1/ru