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发明名称
Loudspeakers
摘要
申请公布号
GB9903044(D0)
申请公布日期
1999.03.31
申请号
GB19990003044
申请日期
1999.02.11
申请人
NEW TRANSDUCERS LIMITED
发明人
分类号
H04R9/04;H04R1/22;H04R7/04;H04R9/02;H04R9/06
主分类号
H04R9/04
代理机构
代理人
主权项
地址
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