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发明名称
Improvements in circuits for cathode-ray tubes
摘要
申请公布号
GB676968(A)
申请公布日期
1952.08.06
申请号
GB19490006739
申请日期
1949.03.11
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J31/06;H04J3/04
主分类号
H01J31/06
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