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经营范围
发明名称
扬声器(YDP513-50)
摘要
申请公布号
CN300936059D
申请公布日期
2009.06.03
申请号
CN200830127044.6
申请日期
2008.05.05
申请人
无锡杰夫电声有限公司
发明人
蒋加星
分类号
14-01
主分类号
14-01
代理机构
无锡市大为专利商标事务所
代理人
曹祖良
主权项
地址
214192江苏省无锡市锡山区锡北镇八士无锡杰夫电声有限公司
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