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发明名称
Motor-driven brush assembly
摘要
申请公布号
US2558455(A)
申请公布日期
1951.06.26
申请号
US19480037133
申请日期
1948.07.06
申请人
FRANK NOVAK
发明人
NOVAK FRANK
分类号
A46B13/02
主分类号
A46B13/02
代理机构
代理人
主权项
地址
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