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发明名称
Improvements in or relating to cathode-ray apparatus
摘要
申请公布号
GB714718(A)
申请公布日期
1954.09.01
申请号
GB19520000564
申请日期
1952.01.08
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
H01J29/84
主分类号
H01J29/84
代理机构
代理人
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