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发明名称
LIGHTING OPTICAL DEVICE
摘要
申请公布号
JPH01271718(A)
申请公布日期
1989.10.30
申请号
JP19880101925
申请日期
1988.04.25
申请人
NIKON CORP
发明人
KUDO YUJI;MATSUMOTO KOICHI
分类号
G02B19/00;G03F7/20
主分类号
G02B19/00
代理机构
代理人
主权项
地址
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