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发明名称
钻头箱
摘要
申请公布号
CN301074380D
申请公布日期
2009.12.09
申请号
CN200830208733.X
申请日期
2008.09.17
申请人
布莱克和戴克公司
发明人
达伦·B·莫斯;马克·E·布伦松;斯科特·A·姆尔拜尔;加布里埃尔·E·康卡里
分类号
03-01
主分类号
03-01
代理机构
北京市柳沈律师事务所
代理人
马 涛;冯晓燕
主权项
地址
美国特拉华州
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