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经营范围
发明名称
SEMICONDUCTOR CHIP HEAT RADIATION MOUNTING STRUCTURE
摘要
申请公布号
JPH0378247(A)
申请公布日期
1991.04.03
申请号
JP19890214144
申请日期
1989.08.22
申请人
OKI ELECTRIC IND CO LTD
发明人
UTSUNOMIYA JIRO
分类号
H01L23/40
主分类号
H01L23/40
代理机构
代理人
主权项
地址
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