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发明名称
SWITCHABLE FREQUENCY-SELECTIVE DEVICE
摘要
申请公布号
SU1681391(A1)
申请公布日期
1991.09.30
申请号
SU19894660496
申请日期
1989.03.09
申请人
RYABOKON DMITRIJ S,SU;ZINOVEV ALEKSEJ G,SU
发明人
RYABOKON DMITRIJ S,SU;ZINOVEV ALEKSEJ G,SU
分类号
H04B1/18
主分类号
H04B1/18
代理机构
代理人
主权项
地址
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