Serrure pour étançon de mine,申请号FRD1177094-传众专利搜索

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发明名称	Serrure pour étançon de mine
摘要
申请公布号	FR1177094(A)	申请公布日期	1959.04.20
申请号	FRD1177094	申请日期	1957.05.31
申请人	GUTEHOFFNUNGSHUETTE STERKRADE AKTIENGESELLSCHAFT	发明人
分类号	E21D15/58;F16B1/00	主分类号	E21D15/58
代理机构		代理人
主权项
地址

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