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发明名称
Improvements relating to electron discharge devices
摘要
申请公布号
GB779758(A)
申请公布日期
1957.07.24
申请号
GB19540000772
申请日期
1954.01.11
申请人
THE EDISON SWAN ELECTRIC COMPANY LIMITED
发明人
RODDA SIDNEY;DARLASTON ARTHUR JOHN HALSTEAD
分类号
H01J40/06
主分类号
H01J40/06
代理机构
代理人
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