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发明名称
Verfahren zur genauen Messung beliebiger elektrischer Frequenzen
摘要
申请公布号
DE904440(C)
申请公布日期
1954.02.18
申请号
DE1941A003610D
申请日期
1941.08.17
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
ROHDE DR. PHIL. LOTHAR
分类号
G01R23/02
主分类号
G01R23/02
代理机构
代理人
主权项
地址
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