发明授权
US07725972B2 Toothbrush 失效
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Toothbrush
摘要:
A head for an electric toothbrush having first and second brush parts, one of which is rotary and the other is reciprocally moveable or static. Preferred forms have elastomeric oral hygiene parts, and electric toothbrush heads with novel “V” sectioned oral hygiene parts are also disclosed.
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