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发明名称
Verfahren zur Herstellung von Frequenzmarken in einem Geraet zur Anzeige von Daempfungskurven
摘要
申请公布号
DE872543(C)
申请公布日期
1953.04.02
申请号
DE1943S011270D
申请日期
1943.01.17
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
KNAPP HERBERT DR.-ING.
分类号
G01R27/32
主分类号
G01R27/32
代理机构
代理人
主权项
地址
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