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发明名称
(A) ;Epitaxial wafer for use in production of light emitting diode
摘要
申请公布号
US4252576(B1)
申请公布日期
1989.01.03
申请号
US19790055377
申请日期
1979.07.06
申请人
发明人
分类号
C30B25/02;C30B29/42;H01L21/205;H01L33/16;H01L33/30;H01L33/34
主分类号
C30B25/02
代理机构
代理人
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