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发明名称
DEVICE FOR CONTROLLING ESTABLISHMENT OF CONNECTION AT LINE DIALING STAGE
摘要
申请公布号
SU768003(A1)
申请公布日期
1980.09.30
申请号
SU19782612731
申请日期
1978.05.10
申请人
SPITSYN ANATOLIJ T,SU
发明人
SPITSYN ANATOLIJ T,SU
分类号
H04M3/06;(IPC1-7):H04M3/06
主分类号
H04M3/06
代理机构
代理人
主权项
地址
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