DISC CUTTER FOR ROCK WORKING MACHINES,申请号GB19870001748-传众专利搜索

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发明名称	DISC CUTTER FOR ROCK WORKING MACHINES
摘要
申请公布号	GB2185768(A)	申请公布日期	1987.07.29
申请号	GB19870001748	申请日期	1987.01.27
申请人	* BOART INTERNATIONAL LIMITED	发明人	ROGER STEPHEN * LAMBSON;NOEL CUTHBERT * POPE;VAUGHAN * GRIFFITHS
分类号	E21B10/12;E21D9/10;(IPC1-7):E21B10/12;E21C25/18	主分类号	E21B10/12
代理机构		代理人
主权项
地址

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