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经营范围
发明名称
Improvements in or relating to colour photography
摘要
申请公布号
GB369616(A)
申请公布日期
1932.03.23
申请号
GB19300028428
申请日期
1930.09.23
申请人
BELA GASPAR
发明人
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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