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发明名称
钻头
摘要
申请公布号
CN301026333D
申请公布日期
2009.09.30
申请号
CN200830212301.6
申请日期
2008.08.11
申请人
美克司株式会社
发明人
山下通夫
分类号
08-01
主分类号
08-01
代理机构
永新专利商标代理有限公司
代理人
张文达
主权项
地址
日本东京都
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