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发明名称
Improvements in or relating to cathode-ray tubes
摘要
申请公布号
GB780827(A)
申请公布日期
1957.08.07
申请号
GB19550019104
申请日期
1955.07.01
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
H01J5/20;H01J5/26;H01J29/87
主分类号
H01J5/20
代理机构
代理人
主权项
地址
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