Improved device for rapidly securing a removable part to a support, more particularly a pick to a coal-mining machine,申请号GB19650028547-传众专利搜索

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发明名称	Improved device for rapidly securing a removable part to a support, more particularly a pick to a coal-mining machine
摘要
申请公布号	GB1100015(A)	申请公布日期	1968.01.24
申请号	GB19650028547	申请日期	1965.07.06
申请人	HOUILLERES DU BASSIN DU NORD ET DU PAS-DE-CALAIS	发明人
分类号	E21C35/18;E21C35/19	主分类号	E21C35/18
代理机构		代理人
主权项
地址

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