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PCE
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CPC Subgroup
H05B 41/23

for lamps not having an auxiliary starting electrode

Full Title

Circuit arrangements or apparatus for igniting or operating discharge lamps (structurally associated with the discharge lamps H01J61/54, H01J61/56) > Circuit arrangements > in which the lamp is fed by DC or by low-frequency AC, e.g. by 50 cycles/sec AC > having no starting switch > for lamps not having an auxiliary starting electrode

2 direct subcodes

Child Classifications

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