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经营范围
发明名称
Electrically operated toothbrush
摘要
申请公布号
US2319205(A)
申请公布日期
1943.05.18
申请号
US19390265637
申请日期
1939.04.03
申请人
FOSTER BUCK
发明人
BUCK FOSTER
分类号
A61C17/34
主分类号
A61C17/34
代理机构
代理人
主权项
地址
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