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发明名称
摘要
申请公布号
JPS63131193(U)
申请公布日期
1988.08.26
申请号
JP19870022752U
申请日期
1987.02.20
申请人
发明人
分类号
H05K7/20;H01L23/40;(IPC1-7):H05K7/20
主分类号
H05K7/20
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