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经营范围
发明名称
Electrical switching method and apparatus
摘要
申请公布号
GB0222881(D0)
申请公布日期
2002.11.13
申请号
GB20020022881
申请日期
2002.10.03
申请人
ELECTROHEAT PLC
发明人
分类号
H01H9/54
主分类号
H01H9/54
代理机构
代理人
主权项
地址
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