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发明名称
Improvements in or relating to electron discharge devices
摘要
申请公布号
GB692841(A)
申请公布日期
1953.06.17
申请号
GB19510017512
申请日期
1951.07.24
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
GARNETT WILLIAM BIRLEY
分类号
H01J25/08;H01P7/04
主分类号
H01J25/08
代理机构
代理人
主权项
地址
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