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发明名称
Schaltungsanordnung fuer an Fernmeldezentralen,insbesondere Fernsprech-Nebenstellenzentralen angeschlossene Vorzimmer-Anlagen
摘要
申请公布号
DE1811087(A1)
申请公布日期
1970.06.18
申请号
DE19681811087
申请日期
1968.11.27
申请人
TELEFONBAU UND NORMALZEIT GMBH
发明人
BOPP,FRIEDEL;NICKEL,HORST
分类号
H04M3/54
主分类号
H04M3/54
代理机构
代理人
主权项
地址
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