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发明名称
Amplitudenmesseinrichtung mit logarithmischer Skalenteilung des zur Anzeige dienenden Messinstruments unter Benutzung von Elektronenroehren
摘要
申请公布号
DE659648(C)
申请公布日期
1938.05.07
申请号
DE1935N037765D
申请日期
1935.02.14
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
NESTEL DR.-ING. WERNER
分类号
G01R15/00
主分类号
G01R15/00
代理机构
代理人
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