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经营范围
发明名称
ILLUMINATION SYSTEM
摘要
申请公布号
KR910001504(B1)
申请公布日期
1991.03.09
申请号
KR19870005975
申请日期
1987.06.12
申请人
DAI NIPPON SCREEN MFG.CO.,LTD.
发明人
SINGICHI NAGATA;ATSUSHI KITSUGAWA
分类号
G03F7/20;(IPC1-7):G02B27/30
主分类号
G03F7/20
代理机构
代理人
主权项
地址
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