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发明名称
Elektronenroehre grosser Leistung fuer sehr hohe Frequenzen
摘要
申请公布号
DE1103472(B)
申请公布日期
1961.03.30
申请号
DE1957S055571
申请日期
1957.10.18
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
GANSWINDT HARTMUT
分类号
H01J21/02;H01J21/06
主分类号
H01J21/02
代理机构
代理人
主权项
地址
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