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经营范围
发明名称
SOUND OUTPUT DEVICE
摘要
申请公布号
JPS6041310(A)
申请公布日期
1985.03.05
申请号
JP19840142764
申请日期
1984.07.10
申请人
MATSUSHITA DENKI SANGYO KK
发明人
YOKOYA HIYOUE;NAKAO CHISATO
分类号
H03F1/02;H03F1/00;H03G3/02;H03G3/10
主分类号
H03F1/02
代理机构
代理人
主权项
地址
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