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发明名称
DRY PLATE SELENIUM RECTIFIER
摘要
申请公布号
CA440522(A)
申请公布日期
1947.04.01
申请号
CAD440522
申请日期
申请人
FANSTEEL METALLURGICAL CORPORATION
发明人
STANLEY S. FRY
分类号
主分类号
代理机构
代理人
主权项
地址
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