Hammer bit of a low noise and vibration,申请号KR20050026111U-传众专利搜索

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发明名称	Hammer bit of a low noise and vibration
摘要
申请公布号	KR200402000(Y1)	申请公布日期	2005.11.23
申请号	KR20050026111U	申请日期	2005.09.09
申请人		发明人
分类号	E21B10/00;(IPC1-7):E21B10/00	主分类号	E21B10/00
代理机构		代理人
主权项
地址

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