Ivan YEFREMOV, USSR Electronic engineer. Doctor of Technology Science and Professor 1954; Head, Chair of Electronic Transport, Moscow Power Engineering Institute, since 1956; Dean, Electrification of Industry and Transport Faculty, Moscow Power Engineering Institute, since 1959.
YEFREMOV, Ivan was born in 1909.
1935 graduated Moscow Electromech. Institute of Rail Transport Engineering.
1935-1949 shop superintendent, Chief Roundhouse Engineering and Director, Moscow Plant of Trolley-Bus Management. 1949-1956 Head, Chair of Electronic Traction and Rolling Stock, Moscow Highways Institute. Since 1939 Deputy Chairman, Science and Technology Society of Municipal Economic and Motor Transport.
Since 1954 member, Higher Certifying Commission and Science and Technology Council, Russian Soviet Federated Socialist Republic Minister of Public Utilities. Author of numerous books, articles and monographs.