发明授权
US3797990A Candle 失效
蜡烛

Candle
摘要:
A candle comprising a container having therein a candle wax layer, a wick extending through said candle wax layer and above the upper surface thereof, and a safety wax capable of melting at the temperature generated by the wick but non-flammable at such temperatures; in the molten state said safety wax having a specific gravity greater than that of the candle wax.
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