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发明名称
Focusing finder system for cameras
摘要
申请公布号
US2341495(A)
申请公布日期
1944.02.08
申请号
US19410403202
申请日期
1941.07.19
申请人
EASTMAN KODAK COMPANY
发明人
WITTEL OTTO
分类号
G03B13/20
主分类号
G03B13/20
代理机构
代理人
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