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发明名称
Improvements in and relating to electric motor speed regulating systems
摘要
申请公布号
GB361107(A)
申请公布日期
1931.11.19
申请号
GB19300034089
申请日期
1930.11.12
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
H02P7/30
主分类号
H02P7/30
代理机构
代理人
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地址
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