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发明名称
Means for illumination placement in photography
摘要
申请公布号
US2632952(A)
申请公布日期
1953.03.31
申请号
US19490068839
申请日期
1949.01.03
申请人
CHARLES MALLOW
发明人
MALLOW CHARLES
分类号
G03B7/16
主分类号
G03B7/16
代理机构
代理人
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