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发明名称
Schaltungsanordnung zum Bestimmen des freien oder besetzten Zustandes der Verbindungsglieder eines Schaltnetzwerkes für Fernmelde-, insbesondere Fernsprechvermittlungsanlagen
摘要
申请公布号
CH412020(A)
申请公布日期
1966.04.30
申请号
CH19620014480
申请日期
1962.12.10
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
MOL,GERRIT;JACOBUS SCHMITZ,MATTHEUS
分类号
H04Q3/52
主分类号
H04Q3/52
代理机构
代理人
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地址
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