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发明名称
Improvements in and relating to electric protective devices
摘要
申请公布号
GB630553(A)
申请公布日期
1949.10.17
申请号
GB19450022879
申请日期
1945.09.05
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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