| 摘要 |
PROBLEM TO BE SOLVED: To provide a tooth brush having the head part including a polishing member, suitable for removing exogenous coloring stains from the tooth. SOLUTION: The tooth brush includes a grip, a neck part, a head part and a polishing member fitted to the head part, wherein the polishing member includes: a base provided in the vicinity of the back of the head part; and a plurality of projections disposed in a predetermined pattern on an effective base having enough dimensions and shape to polish the tooth. COPYRIGHT: (C)2007,JPO&INPIT
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