Piédroit de mine,申请号FRD1195599-传众专利搜索

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发明名称	Piédroit de mine
摘要
申请公布号	FR1195599(A)	申请公布日期	1959.11.18
申请号	FRD1195599	申请日期	1958.05.02
申请人		发明人	GERLACH KARL;GERLACH HANS
分类号	E21D15/58	主分类号	E21D15/58
代理机构		代理人
主权项
地址

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