螺旋形汽车电喇叭(双音2),申请号CN97328883.3-传众专利搜索

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发明名称	螺旋形汽车电喇叭(双音2)
摘要
申请公布号	CN3088637D	申请公布日期	1998.10.28
申请号	CN97328883.3	申请日期	1997.11.21
申请人	符建定	发明人	符建定
分类号	14-01-L0220	主分类号	14-01-L0220
代理机构	北京科兴园专利事务所	代理人	王蕴
主权项
地址	315481浙江省余姚市朗霞镇

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