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发明名称
SCHALTUNGSANORDNUNG FUER EINE FERNSPRECHANLAGE, INSBESONDERE FERNSPRECHNEBENSTELLENANLAGE, MIT ELEKTRONISCHEN KOPPELPUNKTEN
摘要
申请公布号
DE2342410(B2)
申请公布日期
1976.08.12
申请号
DE19732342410
申请日期
1973.08.22
申请人
发明人
分类号
H04Q3/52;(IPC1-7):H04Q3/52
主分类号
H04Q3/52
代理机构
代理人
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地址
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