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发明名称
Improvements in high frequency electrical oscillators
摘要
申请公布号
GB588916(A)
申请公布日期
1947.06.06
申请号
GB19410012853
申请日期
1941.10.03
申请人
JAMES SAYERS;CHARLES SEYMOUR WRIGHT
发明人
分类号
H01J23/22;H01J25/587
主分类号
H01J23/22
代理机构
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