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发明名称
摘要
申请公布号
JPH0525719(U)
申请公布日期
1993.04.02
申请号
JP19910073238U
申请日期
1991.09.11
申请人
发明人
分类号
H01L21/677;H01L21/304;H01L21/68;(IPC1-7):H01L21/304
主分类号
H01L21/677
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代理人
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