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发明名称
Improvements in or relating to the manufacture of thermionic valves
摘要
申请公布号
GB797762(A)
申请公布日期
1958.07.09
申请号
GB19550022986
申请日期
1955.08.09
申请人
THE M-O VALVE COMPANY LIMITED
发明人
BRODIE IVOR;HARVEY JOHN THOMAS ARTHUR;JACKSON KENNETH;JENKINS RONALD OSMOND
分类号
H01J1/142;H01J9/04
主分类号
H01J1/142
代理机构
代理人
主权项
地址
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