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发明名称
OPTICAL PROJECTORS
摘要
申请公布号
GB1466731(A)
申请公布日期
1977.03.09
申请号
GB19740014861
申请日期
1974.04.03
申请人
SOC DE RECHERCHE ET DE PROMOTION DACTIVITES NOUVELLES;ACNO
发明人
分类号
G02B5/10;G03B21/20;(IPC1-7):G02B27/18
主分类号
G02B5/10
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代理人
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