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 Р.Г. ТриманfiledCriticalР.Г. Триман
Priority to SU12020ApriorityCriticalpatent/SU6789A1/ru
Application grantedgrantedCritical
Publication of SU6789A1publicationCriticalpatent/SU6789A1/ru