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经营范围
发明名称
ELECTRONIC CIRCUIT SWITCH
摘要
PURPOSE:To enable extremely high attenuating performance and linearity to the analog signal having a wide variety of amplitude change.
申请公布号
JPS534456(A)
申请公布日期
1978.01.17
申请号
JP19760077804
申请日期
1976.07.02
申请人
HITACHI LTD
发明人
TAKAHASHI KAZUYA
分类号
H03K17/62;H03K17/60
主分类号
H03K17/62
代理机构
代理人
主权项
地址
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