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经营范围
发明名称
DEVICE FOR TRANSMITTING INFORMATION THROUGH TELEPHONIC LINES
摘要
申请公布号
SU777874(A1)
申请公布日期
1980.11.07
申请号
SU19782650150
申请日期
1978.07.24
申请人
PROIZV TREST PO EKSPLUATATSII GAZOVOGO KHOZYAJSTVA "KURSKGORGAZ"
发明人
BOJKO YURIJ L,SU;BURMAKA ALEKSANDR A,SU;GRANKIN ANATOLIJ S,SU;PASHIN VADIM N,SU
分类号
H04M11/06;(IPC1-7):H04M11/06
主分类号
H04M11/06
代理机构
代理人
主权项
地址
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