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发明名称
Elektrische Schaltungsanordnung zum Vergleichen von Frequenzen und Phasen elektrischer Ströme
摘要
申请公布号
CH387789(A)
申请公布日期
1965.02.15
申请号
CH19600008535
申请日期
1960.07.26
申请人
STANDARD TELEPHON UND RADIO AG
发明人
CLIFFORD HARTLEY,GEORGE
分类号
H03D3/14
主分类号
H03D3/14
代理机构
代理人
主权项
地址
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