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发明名称
摘要
申请公布号
JPS5554942(U)
申请公布日期
1980.04.14
申请号
JP19780137823U
申请日期
1978.10.09
申请人
发明人
分类号
H01L23/48;H01L23/12;(IPC1-7):H01L23/12
主分类号
H01L23/48
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代理人
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