Procédé et appareil d'abattage de mine,申请号FR19620903116-传众专利搜索

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发明名称	Procédé et appareil d'abattage de mine
摘要
申请公布号	FR1328136(A)	申请公布日期	1963.05.24
申请号	FR19620903116	申请日期	1962.07.05
申请人	UNION CARBIDE CORPORATION	发明人
分类号	E21D9/00	主分类号	E21D9/00
代理机构		代理人
主权项
地址

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