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发明名称
Device for tuning a cavity resonator
摘要
申请公布号
GB588364(A)
申请公布日期
1947.05.21
申请号
GB19440006498
申请日期
1944.04.06
申请人
"PATELHOLD" PATENTVERWERTUNGS- & ELEKTRO-HOLDING A.G.
发明人
分类号
H01J25/56;H01P7/04;H01P7/06
主分类号
H01J25/56
代理机构
代理人
主权项
地址
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