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发明名称
HAUT-PARLEUR ELECTROSTATIQUE
摘要
申请公布号
FR2443181(B1)
申请公布日期
1986.05.09
申请号
FR19790029325
申请日期
1979.11.28
申请人
SONY CORP
发明人
分类号
H04R19/00;H04R19/02;(IPC1-7):H04R19/02
主分类号
H04R19/00
代理机构
代理人
主权项
地址
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