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发明名称
Improvements in and relating to the production of photographic images
摘要
申请公布号
GB367386(A)
申请公布日期
1932.02.12
申请号
GB19300034106
申请日期
1930.11.12
申请人
LUIGI CRISTIANI
发明人
分类号
G03C1/66;G03C7/46
主分类号
G03C1/66
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