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经营范围
发明名称
Improvements in or relating to the production of cinematographic films in natural colours
摘要
申请公布号
GB430395(A)
申请公布日期
1935.06.18
申请号
GB19340029610
申请日期
1934.10.16
申请人
SOCIETE LUMIERE
发明人
分类号
G03C7/04
主分类号
G03C7/04
代理机构
代理人
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