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经营范围
发明名称
LOUDSPEAKER
摘要
申请公布号
JPH1127795(A)
申请公布日期
1999.01.29
申请号
JP19970176723
申请日期
1997.07.02
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
IKEYAMA JUNZO
分类号
H04R9/02;H04R9/04;(IPC1-7):H04R9/04
主分类号
H04R9/02
代理机构
代理人
主权项
地址
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