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发明名称
Wendelfoermige Kathode fuer Elektronenstrahlroehren
摘要
申请公布号
DE1639433(A1)
申请公布日期
1970.03.26
申请号
DE19681639433
申请日期
1968.01.26
申请人
STANDARD ELEKTRIK LORENZ AG
发明人
ANDRE,DIPL.-ING.WOLFRAM;SCHMIDT,PETER
分类号
H01J29/48
主分类号
H01J29/48
代理机构
代理人
主权项
地址
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