Poteau de mine,申请号FRD1071602-传众专利搜索

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发明名称	Poteau de mine
摘要
申请公布号	FR1071602(A)	申请公布日期	1954.09.02
申请号	FRD1071602	申请日期	1948.03.11
申请人	GEWERKSCHAFT INTERRA	发明人
分类号	E21D15/38	主分类号	E21D15/38
代理机构		代理人
主权项
地址

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