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发明名称
Procédé et dispositifs d'observation en relief des images de toute nature et notamment des projections cinématographiques
摘要
申请公布号
FR694439(A)
申请公布日期
1930.12.03
申请号
FRD694439
申请日期
1929.07.23
申请人
发明人
SEMAT JEAN-LAURENT
分类号
G03B35/00
主分类号
G03B35/00
代理机构
代理人
主权项
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