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发明名称
Roll film camera
摘要
申请公布号
US2591417(A)
申请公布日期
1952.04.01
申请号
US19500148478
申请日期
1950.03.08
申请人
JACK FRYE
发明人
FRYE JACK
分类号
G03B19/04
主分类号
G03B19/04
代理机构
代理人
主权项
地址
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