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发明名称
CONTROL OF ALTERNATING CURRENT BY MEANS OF UNIDIRECTIONAL CURRENT
摘要
申请公布号
CA497667(A)
申请公布日期
1953.11.10
申请号
CAD497667
申请日期
申请人
SMITH AND SONS (ENGLAND) LIMITED;FURZEHILL LABORATORIES
发明人
FREDERICK R. MILSOM
分类号
主分类号
代理机构
代理人
主权项
地址
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