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Sterilizing system for water dispenser or water purifier
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Water purifier having a product condition output and control method thereof, an electroinc machine having a product condition receiver, and water purifier trouble diagnosis system
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Device for removing dust in vacuum cleaner
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Cooling device make use of thermoelectric element
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A electric boiler using high-frequency heating and heat pipe
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Device and method for sensing leaking water
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Rotate type vacuum cleaner including steam generation structure