00989nam0-22003131i-450-99000048720040332120110513120624.0000048720FED01000048720(Aleph)000048720FED0100004872020020821d1974----km-y0itay50------bafreengy-------001yyBallasts transistorises pour lampes fluorescence= Transistorized ballasts for fluorescent lampsCommission electrotechnique internationaleGenèveBureau central de la CEI197427 p.30 cmPublication CIE458Luminescenza535.35621.327 3International Electrotechnical Commission7403ITUNINARICAUNIMARCBK99000048720040332110 D IV 179759DINELDINELBallasts transistorises pour lampes fluorescence332864UNINA