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经营范围
发明名称
SPEAKER EQUIPMENT
摘要
申请公布号
JPS6457897(A)
申请公布日期
1989.03.06
申请号
JP19870214577
申请日期
1987.08.27
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
HONDA KAZUKI;SAEKI SHUJI;SATO KAZUHIDE
分类号
H04R1/28
主分类号
H04R1/28
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代理人
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