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发明名称
Improvements relating to the optical projection of images
摘要
申请公布号
GB709562(A)
申请公布日期
1954.05.26
申请号
GB19510001077
申请日期
1951.01.15
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
BOWEN ARTHUR
分类号
G03B21/60
主分类号
G03B21/60
代理机构
代理人
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