000 00497nam a2200181Ia 4500
999 _c89274
_d89274
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020 _a84278
041 _aEN
082 _a621.38151
_bREI
_223
100 _aREICH, Herbert J.
_eaut
245 _aTheory and applications of electron tubes
_c/by Herbert J. Reich
260 _aNew york
_bMcGraw-Hill book co.
_c1944
300 _axix, 716 p.
500 _aIncludes appendixes and index.
509 _aNS
942 _cS