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发明名称
Schaltungsanordnung fuer bevorzugte Teilnehmer in Fernsprechanlagen
摘要
申请公布号
DE917550(C)
申请公布日期
1954.09.06
申请号
DE1952T006652
申请日期
1952.09.02
申请人
TELEFONBAU UND NORMALZEIT G.M.B.H.
发明人
SCHMID ADOLF
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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