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发明名称
Schaltungsanordnung fuer Fernsprechanlagen mit bevorzugtem Teilnehmer, dem eine Vorschaltestelle zugeordnet ist, insbesondere fuer Fernsprechnebenstellenanlagen
摘要
申请公布号
DE874609(C)
申请公布日期
1953.04.23
申请号
DE1950T002037
申请日期
1950.08.12
申请人
TELEFONBAU;NORMALZEIT G.M.B.H.
发明人
HEIBEL AUGUST;WINDOLF EDUARD
分类号
H04M3/54;H04M9/00
主分类号
H04M3/54
代理机构
代理人
主权项
地址
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