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发明名称
DEVICE FOR EXTENDING EXPOSURE RANGE OF A CAMERA
摘要
申请公布号
US3584558(A)
申请公布日期
1971.06.15
申请号
USD3584558
申请日期
1969.01.31
申请人
EASTMAN KODAK CO.
发明人
DONALD O. EASTERLY
分类号
G03B7/00;G03B19/18;(IPC1-7):G03B9/02;G03B11/00
主分类号
G03B7/00
代理机构
代理人
主权项
地址
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