Invention Grant
US07648255B2 Liquid-activated lighted ice cube 有权
液体激活的冰块

Liquid-activated lighted ice cube
Abstract:
A liquid-activated lighted ice cube includes a battery-powered electrical circuit and LED housed in a hollow body that resembles an ice cube. The circuit includes electrodes exposed to the exterior of the hollow body that, when in contact with water or other liquid beverage, cause the circuit to turn on the LED and illuminate the beverage.
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