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发明名称
CHARACTERISTIC CHANGEOVER CIRCUIT FOR ACTIVE FILTER
摘要
申请公布号
JPH04328976(A)
申请公布日期
1992.11.17
申请号
JP19910125088
申请日期
1991.04.27
申请人
ROHM CO LTD
发明人
NAKAMURA TAKESHI
分类号
H04N5/91;G11B5/027;H03H11/12;H04N9/79;H04N9/83
主分类号
H04N5/91
代理机构
代理人
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