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发明名称
A new or improved photographic shutter
摘要
申请公布号
GB571247(A)
申请公布日期
1945.08.14
申请号
GB19430009094
申请日期
1943.06.07
申请人
KEITH DAVY FROOME;BOAZ ANTONY JARRETT
发明人
分类号
G03B27/465
主分类号
G03B27/465
代理机构
代理人
主权项
地址
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