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发明名称
ACTIVE FILTER SYSTEM WITH MULTIPLE FEEDBACK
摘要
申请公布号
PL110599(B1)
申请公布日期
1980.07.31
申请号
PL19770202303
申请日期
1977.11.22
申请人
发明人
分类号
G05B;H03H;H03H11/00;(IPC1-7):H03H7/02
主分类号
G05B
代理机构
代理人
主权项
地址
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