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发明名称
LIGHT SHUTTERING MEANS
摘要
申请公布号
GB8408884(D0)
申请公布日期
1984.05.16
申请号
GB19840008884
申请日期
1984.04.06
申请人
RICKSON, C D;FELLOWS, C T
发明人
分类号
G02F1/13;G02F1/1334;G02F1/13357
主分类号
G02F1/13
代理机构
代理人
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