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发明名称
Procédé pour l'obtention d'un duplicata négatif d'après un négatif en couleurs en plusieurs couches ou un positif en couleurs à plusieurs couches qui a été fabriqué sur un matériel négatif développé en couleurs et sensibilisé à recouvrement
摘要
申请公布号
FR903019(A)
申请公布日期
1945.09.21
申请号
FRD903019
申请日期
1944.03.24
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
G03C7/30
主分类号
G03C7/30
代理机构
代理人
主权项
地址
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