Emergency illuminator

An emergency illuminator includes a rectifying circuit for converting an input AC voltage to a DC voltage; an electric magnetic device having a primary side coil electrically connected to an output end of the rectifying circuit and a secondary side coil, wherein the secondary side coil becomes condu...

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Bibliographische Detailangaben
1. Verfasser: WANG KUAN YUN
Format: Patent
Sprache:eng
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