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发明名称
Tube à ondes progressives
摘要
申请公布号
FR1262328(A)
申请公布日期
1961.05.26
申请号
FR19600832610
申请日期
1960.07.11
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
H01J23/09
主分类号
H01J23/09
代理机构
代理人
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