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经营范围
发明名称
REPRODUCTION SIGNAL AMPLIFYING CIRCUIT
摘要
申请公布号
JPH03168905(A)
申请公布日期
1991.07.22
申请号
JP19890305885
申请日期
1989.11.25
申请人
SONY CORP
发明人
FUKUDA SHINICHI
分类号
G11B5/09;H03G3/10
主分类号
G11B5/09
代理机构
代理人
主权项
地址
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