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经营范围
发明名称
THERMAL OVERLOAD RELAY
摘要
申请公布号
GB1502240(A)
申请公布日期
1978.02.22
申请号
GB19760052763
申请日期
1976.12.17
申请人
WEC
发明人
分类号
H01H73/30;(IPC1-7):H01H71/16;H01H71/22
主分类号
H01H73/30
代理机构
代理人
主权项
地址
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