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发明名称
钻夹头(直纹花瓣)
摘要
申请公布号
CN300915261D
申请公布日期
2009.04.29
申请号
CN200830007930.5
申请日期
2008.03.21
申请人
山西惠丰机械工业有限公司
发明人
张 卫
分类号
08-01
主分类号
08-01
代理机构
北京汇泽知识产权代理有限公司
代理人
徐乐慧;张 瑾
主权项
地址
046012山西省长治市惠丰街
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