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发明名称
SPEAKER EQUIPMENT
摘要
申请公布号
JPH1188977(A)
申请公布日期
1999.03.30
申请号
JP19970248240
申请日期
1997.09.12
申请人
SONY CORP
发明人
FUJIHIRA MASAO;YAMAGISHI AKIRA;SHINOHARA IKUO;AKIYAMA AKIHIRO;WATANABE NAOKI
分类号
H04R1/02;H04R1/28;(IPC1-7):H04R1/28
主分类号
H04R1/02
代理机构
代理人
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