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发明名称
Alternating current rectifier
摘要
申请公布号
US2594594(A)
申请公布日期
1952.04.29
申请号
US19480049333
申请日期
1948.09.15
申请人
SMITH FRANK E
发明人
SMITH FRANK E.
分类号
H02M7/02
主分类号
H02M7/02
代理机构
代理人
主权项
地址
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