000 00345nam a2200145Ia 4500
008 170101s1966 xx 000 0 und d
082 _a621.381 51 K80E
100 _aKLOEFFLER, Royce Gerald
245 0 _aElectron tubes
260 _bN. Y.
_c1966
300 _a262p
650 _aELECTRON TUBES
653 _aELECTRON TUBES
942 _2ddc
_cB
999 _c24182
_d24182