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发明名称
钢管(梅花形扭纹)
摘要
省略其它视图。
申请公布号
CN300921254D
申请公布日期
2009.05.06
申请号
CN200830041002.0
申请日期
2008.01.30
申请人
汪景安
发明人
汪景安
分类号
23-01
主分类号
23-01
代理机构
代理人
主权项
地址
528200广东省佛山市南海区里水镇大步冲口村9号
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