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经营范围
发明名称
Housing for an electro-acoustic transducer, e.g. loudspeaker, earphone, microphone
摘要
申请公布号
GB2333927(A)
申请公布日期
1999.08.04
申请号
GB19990001934
申请日期
1999.01.28
申请人
* SONY CORPORATION
发明人
MAKOTO * YAMAGISHI;MASAO * FUJIHIRA
分类号
B60R11/02;H04R1/02;H04R1/28;(IPC1-7):H04R1/28
主分类号
B60R11/02
代理机构
代理人
主权项
地址
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