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发明名称
Improvements in or relating to electronic amplifiers for use on centimetre wave lengths
摘要
申请公布号
GB661180(A)
申请公布日期
1951.11.21
申请号
GB19480000744
申请日期
1948.01.09
申请人
PHILIPS ELECTRICAL LIMITED
发明人
分类号
H01J23/26
主分类号
H01J23/26
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代理人
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