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发明名称
Improvements in or relating to focusing means for cathode-ray tubes and the like
摘要
申请公布号
GB459860(A)
申请公布日期
1937.01.15
申请号
GB19350020152
申请日期
1935.07.15
申请人
CONSTANTIN SZEGHO;BAIRD TELEVISION LIMITED
发明人
分类号
H01J29/68
主分类号
H01J29/68
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