Improvements in and relating to mining machines,申请号GB19560023733-传众专利搜索

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发明名称	Improvements in and relating to mining machines
摘要
申请公布号	GB813706(A)	申请公布日期	1959.05.21
申请号	GB19560023733	申请日期	1956.08.01
申请人	COAL INDUSTRY (PATENTS) LIMITED	发明人	PEAKE CECIL VOWE
分类号	E21D9/10	主分类号	E21D9/10
代理机构		代理人
主权项
地址

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