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发明名称
ETCHING FINISH JUDGING DEVICE
摘要
申请公布号
JPH01274429(A)
申请公布日期
1989.11.02
申请号
JP19880102574
申请日期
1988.04.27
申请人
HITACHI LTD;HITACHI TECHNO ENG CO LTD
发明人
INOUE TOMOMI;SHIROO KAZUHIRO;TADA KEIJI
分类号
H01L21/302;H01L21/3065
主分类号
H01L21/302
代理机构
代理人
主权项
地址
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