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发明名称
EXPOSURE DEVICE
摘要
申请公布号
JPS6467914(A)
申请公布日期
1989.03.14
申请号
JP19870223914
申请日期
1987.09.09
申请人
HITACHI LTD
发明人
KATO TAKESHI;NOZAKI KATSUHIRO;NAGAO MAKI
分类号
H01L21/30;G03F7/20;H01L21/027
主分类号
H01L21/30
代理机构
代理人
主权项
地址
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