ROCK DRILLING EQUIPMENT AND A METHOD OF DRILLING IN ROCK,申请号CAD716957-传众专利搜索

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发明名称	ROCK DRILLING EQUIPMENT AND A METHOD OF DRILLING IN ROCK
摘要
申请公布号	CA716957(A)	申请公布日期	1965.08.31
申请号	CAD716957	申请日期
申请人	ATLAS COPCO AKTIEBOLAG	发明人	GUNNAR LAGERSTROM
分类号		主分类号
代理机构		代理人
主权项
地址

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