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经营范围
发明名称
隔声窗扇型材
摘要
申请公布号
CN3509130D
申请公布日期
2006.02.22
申请号
CN200530059903.9
申请日期
2005.05.30
申请人
黄柏生
发明人
黄柏生
分类号
25-01
主分类号
25-01
代理机构
广州三环专利代理有限公司
代理人
成明新
主权项
地址
510050广东省广州市北较场路5号之四601
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