Invention Grant
US08441769B2 Power supplies 失效
电源

Power supplies
Abstract:
The present invention provides a power supply (200) comprising a ground terminal (110, 320), means (102, 104, 240, 242) for receiving and transmitting a telecommunications signal from/to at least one telecommunications device and means (100) for protecting the telecommunications device from a surge by shunting the surge to the ground terminal (110, 320).
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