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发明名称
Photographic shutter
摘要
申请公布号
US1925567(A)
申请公布日期
1933.09.05
申请号
US19320641174
申请日期
1932.11.04
申请人
EASTMAN KODAK COMPANY
发明人
RIDDELL WILLIAM A.
分类号
G03B9/08
主分类号
G03B9/08
代理机构
代理人
主权项
地址
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