A swivel for a cluster hammer,申请号KR20100039029-传众专利搜索

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发明名称	A swivel for a cluster hammer
摘要
申请公布号	KR101204526(B1)	申请公布日期	2012.11.23
申请号	KR20100039029	申请日期	2010.04.27
申请人		发明人
分类号	E21B1/30;E21B10/36	主分类号	E21B1/30
代理机构		代理人
主权项
地址

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