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发明名称
ACTIVE FILTER OF PROPORTIONAL-AND-DERIVATIVE CHARACTERISTICS
摘要
申请公布号
PL125083(B2)
申请公布日期
1983.03.31
申请号
PL19800225256
申请日期
1980.06.27
申请人
发明人
分类号
H03H;H03H7/01;(IPC1-7):H03H7/01
主分类号
H03H
代理机构
代理人
主权项
地址
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