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发明名称
FERNMELDE- INSBESONDERE FERNSPRECHVERMITTLUNGSANLAGE MIT EINER ODER MEHREREN ABFRAGESTELLEN
摘要
申请公布号
DE2647492(A1)
申请公布日期
1978.04.27
申请号
DE19762647492
申请日期
1976.10.21
申请人
TELEFONBAU UND NORMALZEIT GMBH
发明人
RESCH,WOLFGANG;WAGNER,HORST
分类号
H04Q3/62;(IPC1-7):H04M3/60
主分类号
H04Q3/62
代理机构
代理人
主权项
地址
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