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发明名称
Color photography
摘要
申请公布号
US2197994(A)
申请公布日期
1940.04.23
申请号
US19380226931
申请日期
1938.08.26
申请人
DUFAY-CHROMEX LIMITED
发明人
BUTEMENT COLIN
分类号
G03C7/26
主分类号
G03C7/26
代理机构
代理人
主权项
地址
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