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发明名称
OPTICAL POSITION DETECTOR
摘要
申请公布号
JPH11351818(A)
申请公布日期
1999.12.24
申请号
JP19980165011
申请日期
1998.06.12
申请人
HITACHI LTD
发明人
SHIMIZU HITOSHI;YAMADA KIMIO
分类号
G01B11/00;H01L31/02;(IPC1-7):G01B11/00
主分类号
G01B11/00
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代理人
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