А. М. Брюханов Э. К. Вилькс Ю. А. Косидлов Н. В. Ушаков Е. Некрич В. Ф. Лукашов
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 filedfiledCritical
Priority to SU1437388ApriorityCriticalpatent/SU387763A1/ru
Application grantedgrantedCritical
Publication of SU387763A1publicationCriticalpatent/SU387763A1/ru