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发明名称
Photographic contact printing apparatus
摘要
申请公布号
GB677124(A)
申请公布日期
1952.08.13
申请号
GB19490007096
申请日期
1949.03.15
申请人
CHARLES PARIS
发明人
分类号
G03B27/08
主分类号
G03B27/08
代理机构
代理人
主权项
地址
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