ROCK BOLTING MACHINE,申请号AU19810066974-传众专利搜索

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发明名称	ROCK BOLTING MACHINE
摘要
申请公布号	AU6697481(A)	申请公布日期	1981.08.13
申请号	AU19810066974	申请日期	1981.02.06
申请人	ATLAS COPCO A.B.	发明人	N.A. AGREN
分类号	E21B7/02;E21B15/00;E21B19/08;E21D20/00;E21D21/00	主分类号	E21B7/02
代理机构		代理人
主权项
地址

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