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经营范围
发明名称
SEMICONDUCTOR DEVICE
摘要
申请公布号
JPH03169054(A)
申请公布日期
1991.07.22
申请号
JP19890310093
申请日期
1989.11.28
申请人
NEC CORP
发明人
NAKAUCHI OSAMU
分类号
H01L23/28
主分类号
H01L23/28
代理机构
代理人
主权项
地址
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