Outil pour l'abattage du charbon,申请号FR19660066099-传众专利搜索

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发明名称	Outil pour l'abattage du charbon
摘要
申请公布号	FR1484123(A)	申请公布日期	1967.06.09
申请号	FR19660066099	申请日期	1966.06.20
申请人	GEWERKSCHAFT EISENHUETTE WESTFALIA	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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