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发明名称
Improvements in or relating to selenium rectifiers
摘要
申请公布号
GB606763(A)
申请公布日期
1948.08.19
申请号
GB19460001758
申请日期
1946.01.18
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01L21/06;H01L21/14
主分类号
H01L21/06
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