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经营范围
发明名称
Electric brush holder
摘要
申请公布号
US2991379(A)
申请公布日期
1961.07.04
申请号
US19560629068
申请日期
1956.12.18
申请人
N. V. HOLLANDSE SIGNAALAPPARATEN
发明人
DAM CORNELIS LEENDERT VAN
分类号
H02K5/14;H02K13/10
主分类号
H02K5/14
代理机构
代理人
主权项
地址
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