TY - BOOK AU - Neeteson,P.A. TI - Vacuum valves in pulse technique U1 - 621.38151 PY - 1959/// CY - Holland PB - Philip's Technical library KW - Vaccum-tubes KW - Switching theory KW - Switching circuits KW - Electronic tubes N1 - Includes index; Includes bibliography: p. 191-192 ER -