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经营范围
发明名称
Improvements in and relating to photographic cameras
摘要
申请公布号
GB494573(A)
申请公布日期
1938.10.24
申请号
GB19370008334
申请日期
1937.03.22
申请人
OEDOEN RISZDORFER
发明人
分类号
G03B7/12
主分类号
G03B7/12
代理机构
代理人
主权项
地址
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