000 00491nam a2200133 4500
999 _c178607
_d178607
027 _aIEC publication 235-2E
_q1976
041 _aeng
942 _cSD
110 _aINTERNATIONAL ELECTROTECHNICAL COMMISSION
245 _aIEC publication 235-2 E : fifth supplement to publication 235-2(1972) : measurement of the electrical properties of microwave tubes : part 2 : general measurements
260 _aGeneva
_bINTERNATIONAL ELECTROTECHNICAL COMMISSION
300 _a43p.
500 _aSTD3157