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经营范围
发明名称
Improvements in and relating to colour photography
摘要
申请公布号
GB363387(A)
申请公布日期
1931.12.17
申请号
GB19300027696
申请日期
1930.09.17
申请人
Charles Nordman
发明人
Charles Nordman
分类号
G03C7/14
主分类号
G03C7/14
代理机构
代理人
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