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经营范围
发明名称
Improvements in or relating to cathode ray tubes
摘要
申请公布号
GB884300(A)
申请公布日期
1961.12.13
申请号
GB19580009798
申请日期
1958.03.27
申请人
TELEFUNKEN G.M.B.H.
发明人
分类号
H01J29/80
主分类号
H01J29/80
代理机构
代理人
主权项
地址
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