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发明名称
Folding finder for cameras
摘要
申请公布号
US1933784(A)
申请公布日期
1933.11.07
申请号
US19320592738
申请日期
1932.02.13
申请人
EASTMAN KODAK COMPANY
发明人
WITTEL OTTO
分类号
G02B23/14
主分类号
G02B23/14
代理机构
代理人
主权项
地址
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