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发明名称
Improvements in or relating to cathode-ray tubes
摘要
申请公布号
GB553466(A)
申请公布日期
1943.05.24
申请号
GB19410006304
申请日期
1941.05.15
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J29/74;H01J29/80
主分类号
H01J29/74
代理机构
代理人
主权项
地址
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