喇叭扩音器,申请号CN200730004646.8-传众专利搜索

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发明名称	喇叭扩音器
摘要
申请公布号	CN300718751D	申请公布日期	2007.12.12
申请号	CN200730004646.8	申请日期	2007.02.12
申请人	松下电器产业株式会社	发明人	鹿取丈人
分类号	14-03	主分类号	14-03
代理机构	北京银龙知识产权代理有限公司	代理人	张敬强
主权项
地址	日本大阪府

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