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发明名称
Elektronenstrahlroehre mit elektrostatischer Fokussierung
摘要
申请公布号
DE940924(C)
申请公布日期
1956.03.29
申请号
DE1954T009193
申请日期
1954.03.14
申请人
TELEFUNKEN G.M.B.H.
发明人
GUNDERT EBERHARD DR.-ING.
分类号
H01J29/62
主分类号
H01J29/62
代理机构
代理人
主权项
地址
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