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发明名称
Electronic switch tube
摘要
申请公布号
GB907040(A)
申请公布日期
1962.10.03
申请号
GB19600018789
申请日期
1960.05.27
申请人
BUSH AND RANK CINTEL LIMITED
发明人
FREEMAN GEORGE STANLEY PERCIVAL
分类号
H01J31/04
主分类号
H01J31/04
代理机构
代理人
主权项
地址
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