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发明名称
Loudspeaker transducer
摘要
申请公布号
GB9709438(D0)
申请公布日期
1997.07.02
申请号
GB19970009438
申请日期
1997.05.10
申请人
NEW TRANSDUCERS LIMITED
发明人
分类号
H04R9/00;H04R1/00;H04R7/04;H04R9/06;H04R9/18
主分类号
H04R9/00
代理机构
代理人
主权项
地址
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