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发明名称
TOOTHBRUSH
摘要
申请公布号
CA754288(A)
申请公布日期
1967.03.14
申请号
CAD754288
申请日期
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
AARON H. BRENNESHOLTZ
分类号
主分类号
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