发明名称 ELECTRIC TOOTHBRUSHES HAVING FLEXIBLE NECKS
摘要 An electric toothbrush is disclosed having a flexible neck. Particular degre es of lateral, rearward, and forward flexibility of a brush head with respect t o the handle of the toothbrush are achieved by utilizing polymer blends.</SDOA B>
申请公布号 CA2497189(C) 申请公布日期 2009.03.10
申请号 CA20032497189 申请日期 2003.09.11
申请人 THE PROCTER & GAMBLE COMPANY 发明人 CHAN, JOHN GEOFFREY
分类号 A46B5/00;A61C17/22;A46B9/04 主分类号 A46B5/00
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