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发明名称
MANUFACTURE OF SEMICONDUCTOR DEVICE
摘要
申请公布号
JPH01253254(A)
申请公布日期
1989.10.09
申请号
JP19880080748
申请日期
1988.03.31
申请人
RICOH CO LTD
发明人
SHIMIZU AKIRA
分类号
H01L21/3205
主分类号
H01L21/3205
代理机构
代理人
主权项
地址
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