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发明名称
NARROW-BAND FILTER NETWORK OF PROGRAMMED MID-BAND FREQUENCY AND PASS BAND WIDTHEOMETRICHESKOJJ CHASTOTOJJ I SHIRINOJJ POLOSY PROPUSKANIJA
摘要
申请公布号
PL122019(B2)
申请公布日期
1982.06.30
申请号
PL19790219728
申请日期
1979.11.16
申请人
发明人
分类号
H03H;H03H17/02;(IPC1-7):H03H17/02
主分类号
H03H
代理机构
代理人
主权项
地址
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