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经营范围
发明名称
Procédé pour influencer la gradation d'images en couleurs
摘要
申请公布号
FR834585(A)
申请公布日期
1938.11.24
申请号
FRD834585
申请日期
1938.03.02
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
G03C7/28
主分类号
G03C7/28
代理机构
代理人
主权项
地址
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