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经营范围
发明名称
Procédé de reproduction des couleurs
摘要
申请公布号
FR930309(A)
申请公布日期
1948.01.22
申请号
FRD930309
申请日期
1946.07.06
申请人
POWERS PHOTO ENGRAVING COMPANY
发明人
分类号
G03F3/06
主分类号
G03F3/06
代理机构
代理人
主权项
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