TRAVELLING WAVE TUBES WITH FREQUENCY-SELECTIVE DAMPING MEANS

申请公布号：GB2038545(B)

申请号：GB19790044169

申请日期：1979.12.21

申请公布日期：1983.02.16

申请人：

SIEMENS AG

分类号：H01J23/30;(IPC1-7):H01J23/30

主分类号：H01J23/30

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