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发明名称
Photographic contact printing apparatus for images in series
摘要
申请公布号
GB715060(A)
申请公布日期
1954.09.08
申请号
GB19510027754
申请日期
1951.11.27
申请人
WILLI FIX
发明人
分类号
G03B27/16
主分类号
G03B27/16
代理机构
代理人
主权项
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