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发明名称
HORN SPEAKER
摘要
申请公布号
GB2088680(B)
申请公布日期
1985.03.20
申请号
GB19810032506
申请日期
1981.10.28
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
发明人
分类号
H04R1/30;G10K11/02;(IPC1-7):H04R1/20
主分类号
H04R1/30
代理机构
代理人
主权项
地址
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