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发明名称
Film magazine
摘要
申请公布号
US2405195(A)
申请公布日期
1946.08.06
申请号
US19440537880
申请日期
1944.05.29
申请人
DUKE PAUL W
发明人
DUKE PAUL W.
分类号
G03B17/26
主分类号
G03B17/26
代理机构
代理人
主权项
地址
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