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发明名称
FORMATION OF CONTACT HOLE
摘要
申请公布号
JPH01296642(A)
申请公布日期
1989.11.30
申请号
JP19880127342
申请日期
1988.05.25
申请人
SUMITOMO ELECTRIC IND LTD
发明人
KADOYA YUTAKA
分类号
H01L21/3205
主分类号
H01L21/3205
代理机构
代理人
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地址
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