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经营范围
发明名称
COOLING OF SEMICONDUCTOR DEVICE
摘要
申请公布号
JPH02180057(A)
申请公布日期
1990.07.12
申请号
JP19890000194
申请日期
1989.01.04
申请人
HITACHI LTD
发明人
ISHIDA TAKASHI;YAMASHITA MANABU
分类号
H01L23/373;H01L23/427
主分类号
H01L23/373
代理机构
代理人
主权项
地址
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