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经营范围
发明名称
LOUDSPEAKER SYSTEM
摘要
申请公布号
JPH11155187(A)
申请公布日期
1999.06.08
申请号
JP19970320909
申请日期
1997.11.21
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
IKEYAMA JUNZO
分类号
H04R1/40;H04R3/12;(IPC1-7):H04R1/40
主分类号
H04R1/40
代理机构
代理人
主权项
地址
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