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发明名称
Verfahren zur das Innere einer Elektronenroehre abschliessenden Verschmelzung zwischen Elektroden tragenden bzw. bildenden Teilen derselben
摘要
申请公布号
DE857541(C)
申请公布日期
1952.12.01
申请号
DE1950S001334
申请日期
1950.01.17
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
GANSWINDT HARTMUT;MUELLER WERNER DR.
分类号
H01J19/34
主分类号
H01J19/34
代理机构
代理人
主权项
地址
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