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发明名称
钻头
摘要
省略后视图。
申请公布号
CN3117203D
申请公布日期
1999.08.04
申请号
CN98326051.6
申请日期
1998.10.12
申请人
桑德维克公司
发明人
瓦尔多·科西克
分类号
08-01-B0250
主分类号
08-01-B0250
代理机构
永新专利商标代理有限公司
代理人
吴静波
主权项
地址
瑞典桑德维肯
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