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发明名称
Tubes à faisceau électronique à modulation par ondes transversales pour amplification de signaux de haute fréquence
摘要
申请公布号
FR90724(E)
申请公布日期
1968.02.02
申请号
FR19660066344
申请日期
1966.06.21
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
H01J25/49
主分类号
H01J25/49
代理机构
代理人
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地址
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