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发明名称
Schaltungsanordnung zum Vergleichen zweier elektrischer Wechselgroessen derselben Frequenz
摘要
申请公布号
DE1906484(A1)
申请公布日期
1969.11.06
申请号
DE19691906484
申请日期
1969.02.10
申请人
WESTINGHOUSE ELECTRIC CORP.
发明人
K. SONNEMANN,WILLIAM
分类号
G01R19/00;H02H3/40
主分类号
G01R19/00
代理机构
代理人
主权项
地址
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