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经营范围
发明名称
Tooth brush
摘要
申请公布号
US2111880(A)
申请公布日期
1938.03.22
申请号
US19370128662
申请日期
1937.03.02
申请人
WATERS WILLIAM E
发明人
WATERS WILLIAM E.
分类号
A46B7/02
主分类号
A46B7/02
代理机构
代理人
主权项
地址
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