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.М. Котляр, р В.М. Котл, И.И. Ольхов, В.С. РезниковfiledCriticalВ.М. Котляр
Priority to SU10157ApriorityCriticalpatent/SU70821A2/ru
Application grantedgrantedCritical
Publication of SU70821A2publicationCriticalpatent/SU70821A2/ru