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发明名称
Improvements in or relating to the securing of insulating terminal caps to the envelopes of electron discharge devices
摘要
申请公布号
GB611971(A)
申请公布日期
1948.11.05
申请号
GB19460014617
申请日期
1946.05.15
申请人
RONALD HENRY COLBORNE
发明人
分类号
H01J5/58;H01J19/66
主分类号
H01J5/58
代理机构
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