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发明名称
Elektronenroehre fuer Schalt- und Steuerzwecke
摘要
申请公布号
DE839237(C)
申请公布日期
1952.05.19
申请号
DE1950S005276
申请日期
1950.06.01
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
JACOBI WERNER DR. PHIL.
分类号
H01J19/02
主分类号
H01J19/02
代理机构
代理人
主权项
地址
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