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发明名称
Improvements in or relating to the printing of photographs and apparatus therefor
摘要
申请公布号
GB324058(A)
申请公布日期
1930.01.16
申请号
GB19280029891
申请日期
1928.10.16
申请人
ROBERT CONSTANTINE GRASEBY
发明人
分类号
G03B27/32
主分类号
G03B27/32
代理机构
代理人
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地址
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