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经营范围
发明名称
VARIABLE EQUALIZER
摘要
申请公布号
JPS6291015(A)
申请公布日期
1987.04.25
申请号
JP19850230807
申请日期
1985.10.16
申请人
NEC CORP
发明人
ONO MASAHIKO
分类号
H03H11/04
主分类号
H03H11/04
代理机构
代理人
主权项
地址
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