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经营范围
发明名称
Improvements in or relating to luminescence diodes
摘要
申请公布号
GB1143472(A)
申请公布日期
1969.02.19
申请号
GB19660030231
申请日期
1966.07.06
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
分类号
H01L21/00;H01L33/00
主分类号
H01L21/00
代理机构
代理人
主权项
地址
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