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发明名称
Photographic film gate
摘要
申请公布号
US2685225(A)
申请公布日期
1954.08.03
申请号
US19530344796
申请日期
1953.03.26
申请人
EASTMAN KODAK COMPANY
发明人
HAEFELE DONALD G.
分类号
G03B1/56
主分类号
G03B1/56
代理机构
代理人
主权项
地址
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