Improvements in and relating to cutter loader mining machines,申请号GB19560023885-传众专利搜索

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发明名称	Improvements in and relating to cutter loader mining machines
摘要
申请公布号	GB872736(A)	申请公布日期	1961.07.12
申请号	GB19560023885	申请日期	1956.08.02
申请人	COAL INDUSTRY (PATENTS) LIMITED	发明人	DAVIES MAYNARD JOHN
分类号	E21C27/02	主分类号	E21C27/02
代理机构		代理人
主权项
地址

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