Cutting drum for coal or ore-cutting machines,申请号GB19640030692-传众专利搜索

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发明名称	Cutting drum for coal or ore-cutting machines
摘要
申请公布号	GB1026097(A)	申请公布日期	1966.04.14
申请号	GB19640030692	申请日期	1964.08.04
申请人	CHARBONNAGES DE FRANCE	发明人
分类号	E21C25/10	主分类号	E21C25/10
代理机构		代理人
主权项
地址

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