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经营范围
发明名称
Electromagetic relay
摘要
申请公布号
GB583593(A)
申请公布日期
1946.12.20
申请号
GB19440021857
申请日期
1944.11.07
申请人
COOK ELECTRIC COMPANY
发明人
分类号
H01H50/30;H01H51/12
主分类号
H01H50/30
代理机构
代理人
主权项
地址
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