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发明名称
Nondirectional acoustic generator and speaker system
摘要
申请公布号
US5253301(A)
申请公布日期
1993.10.12
申请号
US19900499705
申请日期
1990.03.27
申请人
KABUSHIKI KAISHA KENWOOD
发明人
SAKAMOTO, MASAKATSU;IWAKURA, SHIRO;YAMAZAKI, KAORU
分类号
H04R1/02;H04R1/28;H04R1/40;(IPC1-7):H04R1/02
主分类号
H04R1/02
代理机构
代理人
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地址
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