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发明名称
DEVICE FOR SEPARATION OF TRANSMISSION DIRECTION IN DUPLEX SYSTEM
摘要
申请公布号
SU1540008(A2)
申请公布日期
1990.01.30
申请号
SU19884404829
申请日期
1988.02.18
申请人
NOVOSIBIRSKY ELEKTROTECH INST
发明人
MALINKIN VITALIJ B,SU
分类号
H04B1/52
主分类号
H04B1/52
代理机构
代理人
主权项
地址
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