可视对讲门铃(K-131HF2),申请号CN200730319353.9-传众专利搜索

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发明名称	可视对讲门铃(K-131HF2)
摘要
申请公布号	CN300889038D	申请公布日期	2009.03.04
申请号	CN200730319353.9	申请日期	2007.11.23
申请人	郑林武	发明人	郑林武
分类号	10-05	主分类号	10-05
代理机构	广州市红荔专利代理有限公司	代理人	李彦孚
主权项
地址	519000广东省珠海市香洲区人民西路291号1栋1单元703房

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