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经营范围
发明名称
Detachable speaker for a TV receiver
摘要
申请公布号
EP0588354(B1)
申请公布日期
1998.07.01
申请号
EP19930114960
申请日期
1993.09.16
申请人
SONY CORPORATION
发明人
KOIZUMI, HIROSHI
分类号
H04N5/64;H04R1/02;H04R1/26;H04R5/02;(IPC1-7):H04N5/64
主分类号
H04N5/64
代理机构
代理人
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