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发明名称
Schaltungsanordnung bei selbsttaetigen Fernmeldesystemen, z. B. Fernsprechsystemen, zum Belegen von Waehlern
摘要
申请公布号
DE885872(C)
申请公布日期
1953.08.10
申请号
DE1951N004262
申请日期
1951.08.05
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
SIX WILLEM;DOMBURG JACOBUS
分类号
H04Q3/52
主分类号
H04Q3/52
代理机构
代理人
主权项
地址
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