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发明名称
摘要
申请公布号	JPS4979682(A)	申请公布日期	1974.08.01
申请号	JP19720122886	申请日期	1972.12.06
申请人		发明人
分类号	H01L21/28;H01L33/30;H01L33/36	主分类号	H01L21/28
代理机构		代理人
主权项
地址

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