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发明名称
Background projector
摘要
申请公布号
US2366851(A)
申请公布日期
1945.01.09
申请号
US19420455846
申请日期
1942.08.24
申请人
LOEW'S INCORPORATED
发明人
GILLESPIE ALBERT ARNOLD;HAUSER FRED;WISE ANTHONY G.
分类号
G03B15/08
主分类号
G03B15/08
代理机构
代理人
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