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发明名称
Speaker
摘要
申请公布号
GB9407916(D0)
申请公布日期
1994.06.15
申请号
GB19940007916
申请日期
1994.04.21
申请人
SAMSUNG ELECTRO-MECHANICS CO LTD
发明人
分类号
H04R9/00;H04R3/04;H04R9/02;H04R9/06
主分类号
H04R9/00
代理机构
代理人
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