CONTINUOUS MINER,申请号AU19910075020-传众专利搜索

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发明名称	CONTINUOUS MINER
摘要
申请公布号	AU7502091(A)	申请公布日期	1991.07.18
申请号	AU19910075020	申请日期	1991.04.12
申请人	JOY MANUFACTURING COMPANY PTY LIMITED	发明人	EDWARD WECHNER
分类号	E21C27/24;E21C31/04	主分类号	E21C27/24
代理机构		代理人
主权项
地址

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