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发明名称
DEVICE FOR CHECKING COMMUNICATION CHANNELS
摘要
申请公布号
SU1578820(A1)
申请公布日期
1990.07.15
申请号
SU19884646359
申请日期
1988.12.21
申请人
FEDORENKO VLADIMIR V,SU;LEBEDEV ALEKSANDR V,SU
发明人
FEDORENKO VLADIMIR V,SU;LEBEDEV ALEKSANDR V,SU
分类号
H04B3/46
主分类号
H04B3/46
代理机构
代理人
主权项
地址
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