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发明名称
Improvements in the production of coloured pictures, such as photographs, drawing or sketches
摘要
申请公布号
GB611328(A)
申请公布日期
1948.10.28
申请号
GB19460011605
申请日期
1946.04.16
申请人
JOHN JAMES CANTY
发明人
分类号
G03C11/18
主分类号
G03C11/18
代理机构
代理人
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