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经营范围
发明名称
SPEAKER SYSTEM
摘要
申请公布号
JPH0354993(A)
申请公布日期
1991.03.08
申请号
JP19890190993
申请日期
1989.07.24
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
KAGEYAMA MEGUMI;FUKUHARA SUEAKI
分类号
H04R1/40
主分类号
H04R1/40
代理机构
代理人
主权项
地址
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