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发明名称
SCHALTUNGSANORDNUNG FUER FERNSPRECHNEBENSTELLENANLAGEN MIT MEHREREN VERMITTLUNGSPLAETZEN UND DIESEN INDIVIDUELL ZUGEORD NETEN BESETZTLAMPENFELDERN
摘要
申请公布号
DE1537899(B2)
申请公布日期
1972.03.30
申请号
DE19671537899
申请日期
1967.09.04
申请人
发明人
分类号
H04M3/58
主分类号
H04M3/58
代理机构
代理人
主权项
地址
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