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经营范围
发明名称
Commutator and method of manufacture therefor
摘要
申请公布号
US2668894(A)
申请公布日期
1954.02.09
申请号
US19510243785
申请日期
1951.08.27
申请人
CARBONNEAU INDUSTRIES, INCORPORATED
发明人
COATES JAMES NORMAN
分类号
H01H11/00
主分类号
H01H11/00
代理机构
代理人
主权项
地址
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