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发明名称
CAMERA SHUTTER
摘要
申请公布号
CA387089(A)
申请公布日期
1940.02.27
申请号
CAD387089
申请日期
申请人
CANADIAN KODAK COMPANY
发明人
WILLIAM A. RIDDELL
分类号
主分类号
代理机构
代理人
主权项
地址
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