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经营范围
发明名称
ELEKTRONENROEHRE, INSBESONDERE SENDEROEHRE
摘要
申请公布号
DE2625021(A1)
申请公布日期
1977.12.08
申请号
DE19762625021
申请日期
1976.06.03
申请人
SIEMENS AG
发明人
BELING,INGO
分类号
H01J19/12;H01J21/10;(IPC1-7):H01J19/08
主分类号
H01J19/12
代理机构
代理人
主权项
地址
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