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发明名称
Electric brushes for electric motors and generators
摘要
申请公布号
US3017529(A)
申请公布日期
1962.01.16
申请号
US19600035040
申请日期
1960.06.09
申请人
HELWIG WALTER O
发明人
HELWIG WALTER O.
分类号
H01R39/26
主分类号
H01R39/26
代理机构
代理人
主权项
地址
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