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经营范围
发明名称
BIPOLAR TRANSISTOR
摘要
申请公布号
JPH02130833(A)
申请公布日期
1990.05.18
申请号
JP19880284359
申请日期
1988.11.10
申请人
NEC CORP
发明人
OKAMOTO AKIHIKO
分类号
H01L29/73;H01L21/331;H01L29/205;H01L29/737
主分类号
H01L29/73
代理机构
代理人
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地址
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