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发明名称
Color photography
摘要
申请公布号
US1848998(A)
申请公布日期
1932.03.08
申请号
US19290345605
申请日期
1929.03.08
申请人
HAROLD WADE
发明人
DUFAY LOUIS
分类号
G03C7/04
主分类号
G03C7/04
代理机构
代理人
主权项
地址
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