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经营范围
发明名称
Electric relay
摘要
申请公布号
US2864923(A)
申请公布日期
1958.12.16
申请号
US19570659797
申请日期
1957.05.17
申请人
GENERAL ELECTRIC COMPANY
发明人
MATHEWS CHARLES A.
分类号
H01H50/54
主分类号
H01H50/54
代理机构
代理人
主权项
地址
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