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 А.В. РогуновfiledCriticalА.В. Рогунов
Priority to SU29513ApriorityCriticalpatent/SU11630A1/ru
Application grantedgrantedCritical
Publication of SU11630A1publicationCriticalpatent/SU11630A1/ru