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发明名称
Schaltungsanordnung für den Empfang eines aus einem Wechselstromimpuls bestehenden Schaltkennzeichens, insbesondere für Fernsprechanlagen, Fernsteueranlagen u. dgl.
摘要
申请公布号
AT179804(B)
申请公布日期
1954.10.11
申请号
ATD179804
申请日期
1953.02.18
申请人
SIEMENS SOCIETA PER AZIONI
发明人
分类号
主分类号
代理机构
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