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发明名称
Improvements in and relating to apparatus for conversion of electric currents
摘要
申请公布号
GB875638(A)
申请公布日期
1961.08.23
申请号
GB19560037574
申请日期
1956.12.08
申请人
THOMAS XAVIER LEWIS
发明人
分类号
主分类号
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代理人
主权项
地址
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