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经营范围
发明名称
Improvements in and relating to electromagnetic switches
摘要
申请公布号
GB625804(A)
申请公布日期
1949.07.05
申请号
GB19450008214
申请日期
1945.04.03
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
H01H50/30
主分类号
H01H50/30
代理机构
代理人
主权项
地址
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