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经营范围
发明名称
Improvements in and relating to mercury arc rectifiers
摘要
申请公布号
GB464341(A)
申请公布日期
1937.04.15
申请号
GB19350028473
申请日期
1935.10.15
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED;FRANK PERCY WHITAKER
发明人
分类号
H01J13/18
主分类号
H01J13/18
代理机构
代理人
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地址
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