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发明名称
Schaltungsanordnung zum Prüfen von Schaltkreisen bzw. von Leitungen auf ihren Belegungszustand in Fernmelde-, insbesondere Fernsprechvermittlungsanlagen
摘要
申请公布号
AT247927(B)
申请公布日期
1966.07.11
申请号
AT19640009572
申请日期
1964.11.12
申请人
TELEFUNKEN PATENTVERWERTUNGSGESELLSCHAFT M. B. H.
发明人
分类号
H04M
主分类号
H04M
代理机构
代理人
主权项
地址
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