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发明名称
Improvements in or relating to current conversion systems
摘要
申请公布号
GB527538(A)
申请公布日期
1940.10.10
申请号
GB19390011353
申请日期
1939.04.14
申请人
WESTINGHOUSE ELECTRIC INTERNATIONAL COMPANY
发明人
分类号
H02M7/04
主分类号
H02M7/04
代理机构
代理人
主权项
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