Pic de haveuse à attaque frontale et sa combinaison avec une boîte à pic correspondante,申请号FR19670098968-传众专利搜索

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发明名称	Pic de haveuse à attaque frontale et sa combinaison avec une boîte à pic correspondante
摘要
申请公布号	FR1514697(A)	申请公布日期	1968.02.23
申请号	FR19670098968	申请日期	1967.03.15
申请人	AUSTIN HOY AND COMPANY LIMITED	发明人
分类号	E21C35/18	主分类号	E21C35/18
代理机构		代理人
主权项
地址

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