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发明名称
LIGHT-SHIELDING BLADE
摘要
申请公布号
EP0394996(A3)
申请公布日期
1991.08.28
申请号
EP19900107831
申请日期
1990.04.25
申请人
NIKON CORPORATION
发明人
MATSUBARA, TAKASHI
分类号
B32B5/12;G03B9/00;(IPC1-7):G03B9/02
主分类号
B32B5/12
代理机构
代理人
主权项
地址
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