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经营范围
发明名称
Improvements in and relating to electric arc rectifiers
摘要
申请公布号
GB509329(A)
申请公布日期
1939.07.14
申请号
GB19380002659
申请日期
1938.01.27
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED;HENRY DE BOYNE KNIGHT
发明人
分类号
H01J13/38
主分类号
H01J13/38
代理机构
代理人
主权项
地址
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