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发明名称
ELECTRON DISCHARGE TUBE
摘要
申请公布号
CA353238(A)
申请公布日期
1935.09.24
申请号
CAD353238
申请日期
申请人
THE RADIO CORPORATION OF AMERICA
发明人
GREGORIUS JOHAN LAMBERT;JOHANNES WILLEM MEYJES
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主分类号
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