Water-powered hydraulic rock drill.,申请号ZA20030004585-传众专利搜索

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发明名称	Water-powered hydraulic rock drill.
摘要
申请公布号	ZA200304585(B)	申请公布日期	2004.02.11
申请号	ZA20030004585	申请日期	2003.06.12
申请人	SULZER SOUTH AFRICA LIMITED	发明人	NEIL JAMES ROBERTS
分类号	E21C;F01L;F15B	主分类号	E21C
代理机构		代理人
主权项
地址

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