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经营范围
发明名称
ACOUSTIC REPRODUCING DEVICE
摘要
申请公布号
JPH05174482(A)
申请公布日期
1993.07.13
申请号
JP19910126290
申请日期
1991.05.29
申请人
SONY CORP
发明人
OTANI MASATOSHI;KUDO JUNICHI
分类号
G11B27/34;G11B19/02;G11B19/16;G11B33/10
主分类号
G11B27/34
代理机构
代理人
主权项
地址
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