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发明名称
SCHALTUNGSANORDNUNG FUER EINE MARKIEREINRICHTUNG IN TELEPHON ANLAGEN
摘要
申请公布号
DE1562151(B2)
申请公布日期
1971.08.12
申请号
DE19681562151
申请日期
1968.02.15
申请人
发明人
分类号
H04Q3/00;(IPC1-7):H04Q3/30
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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