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经营范围
发明名称
Improvements in or relating to photographic cameras
摘要
申请公布号
GB348286(A)
申请公布日期
1931.05.14
申请号
GB19300008474
申请日期
1930.03.17
申请人
ARTHUR DUTTON;PHOTOLINE LIMITED
发明人
分类号
B41B13/02
主分类号
B41B13/02
代理机构
代理人
主权项
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