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经营范围
发明名称
Improvements in and relating to electric motor control systems
摘要
申请公布号
GB517438(A)
申请公布日期
1940.01.30
申请号
GB19380022366
申请日期
1938.07.27
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
H02P1/42
主分类号
H02P1/42
代理机构
代理人
主权项
地址
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