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发明名称
SEMICONDUCTOR DEVICE AND MANUFACTURE THEREOF
摘要
申请公布号
JPH04284671(A)
申请公布日期
1992.10.09
申请号
JP19910074499
申请日期
1991.03.13
申请人
RICOH CO LTD
发明人
YAIDA OSAMU
分类号
H01L29/78;H01L21/336
主分类号
H01L29/78
代理机构
代理人
主权项
地址
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