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经营范围
发明名称
Overload relay
摘要
申请公布号
US2255638(A)
申请公布日期
1941.09.09
申请号
US19400315386
申请日期
1940.01.24
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
ARMSTRONG GEORGE C.
分类号
H01H71/14
主分类号
H01H71/14
代理机构
代理人
主权项
地址
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