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经营范围
发明名称
Improvements in and relating to electric converting apparatus
摘要
申请公布号
GB409682(A)
申请公布日期
1934.04.30
申请号
GB19320027218
申请日期
1932.09.30
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
H02M7/00
主分类号
H02M7/00
代理机构
代理人
主权项
地址
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