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经营范围
发明名称
Improvements in multiple photograph cameras
摘要
申请公布号
GB544962(A)
申请公布日期
1942.05.05
申请号
GB19410000424
申请日期
1941.01.11
申请人
HANS LEWENT
发明人
分类号
G03B19/02
主分类号
G03B19/02
代理机构
代理人
主权项
地址
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