ELECTRIC TOOTHBRUSH
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United States of America Patent
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Issued Date -
Mar 27, 2025
app pub date -
Jan 2, 2023
filing date -
Jan 2, 2023
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Abstract
The present invention relates to an electric toothbrush comprising: a plurality of LEDs (121) for irradiating light, in a toothbrush head region in which a brush mount portion is formed; a plurality of magnets (150) that dissipate heat generated from the LEDs (121); and a sensor unit (160) for measuring a biological signal.
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