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经营范围
发明名称
ACTIVE FILTER CIRCUIT
摘要
申请公布号
JPH0964688(A)
申请公布日期
1997.03.07
申请号
JP19950212124
申请日期
1995.08.21
申请人
HITACHI LTD
发明人
SATO NAOKI;MITA SEIICHI
分类号
H04B3/04;G11B5/027;H03H11/04;H03H17/00;H03H21/00;(IPC1-7):H03H11/04
主分类号
H04B3/04
代理机构
代理人
主权项
地址
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