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发明名称
Improvements in and relating to machines for printing photographic films
摘要
申请公布号
GB350858(A)
申请公布日期
1931.06.18
申请号
GB19300029656
申请日期
1930.10.03
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED
发明人
分类号
G03B27/10
主分类号
G03B27/10
代理机构
代理人
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地址
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