DRILL ROD EXTRACTOR,申请号GB19840024024-传众专利搜索

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发明名称	DRILL ROD EXTRACTOR
摘要
申请公布号	GB8424024(D0)	申请公布日期	1984.10.31
申请号	GB19840024024	申请日期	1984.09.22
申请人	HOFMANN, D A;BATY, N	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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