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发明名称
Improvements in flicker shutters for cinematograph projectors
摘要
申请公布号
GB609212(A)
申请公布日期
1948.09.28
申请号
GB19450009980
申请日期
1945.04.20
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED;ARTHUR BOWEN
发明人
分类号
G03B9/10
主分类号
G03B9/10
代理机构
代理人
主权项
地址
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