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经营范围
发明名称
AUTOMATIC GAIN CONTROLLING CIRCUIT
摘要
申请公布号
JPH01264669(A)
申请公布日期
1989.10.20
申请号
JP19880092878
申请日期
1988.04.15
申请人
NEC CORP
发明人
KODA KUNIO
分类号
G11B20/10
主分类号
G11B20/10
代理机构
代理人
主权项
地址
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