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发明名称
摘要
申请公布号
JPS499262(B1)
申请公布日期
1974.03.02
申请号
JP19640052236
申请日期
1964.09.14
申请人
发明人
分类号
H01L21/56;H01L21/50
主分类号
H01L21/56
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代理人
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地址
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