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发明名称
Spring power operated toothbrush
摘要
申请公布号
US3284829(A)
申请公布日期
1966.11.15
申请号
US19650438610
申请日期
1965.03.10
申请人
ALLEN MASON E
发明人
ALLEN MASON E.
分类号
A61C17/32
主分类号
A61C17/32
代理机构
代理人
主权项
地址
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