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经营范围
发明名称
Electrical rectifier
摘要
申请公布号
US2437322(A)
申请公布日期
1948.03.09
申请号
US19450604372
申请日期
1945.07.11
申请人
THE UNION SWITCH & SIGNAL COMPANY
发明人
HEDDING LINNIE K.
分类号
H01L25/07
主分类号
H01L25/07
代理机构
代理人
主权项
地址
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