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发明名称
Frequency discriminator using four tuning circuits
摘要
申请公布号
US3370240(A)
申请公布日期
1968.02.20
申请号
US19640404258
申请日期
1964.10.16
申请人
KABUSHIKI KAISHA HITACHI SEISAKUSHO
发明人
KAGEYAMA YOSHIO;KATSUDA YASUSUKE
分类号
H03D3/08
主分类号
H03D3/08
代理机构
代理人
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地址
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