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经营范围
发明名称
Procédé, dispositif et appareillage permettant la vision en relief et éventuellement en couleurs
摘要
申请公布号
FR746043(A)
申请公布日期
1933.05.20
申请号
FRD746043
申请日期
1932.02.10
申请人
发明人
RIGNON JOSEPH-ALBERT
分类号
G03B21/60
主分类号
G03B21/60
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代理人
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