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发明名称
Film gate construction
摘要
申请公布号
US2126341(A)
申请公布日期
1938.08.09
申请号
US19370170360
申请日期
1937.10.22
申请人
EASTMAN KODAK COMPANY
发明人
NAGEL AUGUST
分类号
G03B1/56
主分类号
G03B1/56
代理机构
代理人
主权项
地址
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