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经营范围
发明名称
An improved circuit arrangement comprising a cathode-ray tube
摘要
申请公布号
GB525601(A)
申请公布日期
1940.08.30
申请号
GB19390017079
申请日期
1939.06.10
申请人
THE MULLARD RADIO VALVE COMPANY LIMITED
发明人
分类号
H01J29/52
主分类号
H01J29/52
代理机构
代理人
主权项
地址
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