SLIDE SUPPORTED ROCK DRILL,申请号CAD878944-传众专利搜索

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发明名称	SLIDE SUPPORTED ROCK DRILL
摘要
申请公布号	CA878944(A)	申请公布日期	1971.08.24
申请号	CAD878944	申请日期
申请人	ATLAS COPCO AKTIEBOLAG	发明人	CARL G. B. EKWALL
分类号		主分类号
代理机构		代理人
主权项
地址

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