SKIDDING DEVICE FOR ATTACHMENT TO A GIRDER,申请号GB19780034936-传众专利搜索

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发明名称	SKIDDING DEVICE FOR ATTACHMENT TO A GIRDER
摘要
申请公布号	GB2003448(A)	申请公布日期	1979.03.14
申请号	GB19780034936	申请日期	1978.08.30
申请人	MACGREGOR INT SA	发明人
分类号	E21B15/02;B66F1/02;E02B17/00;E02B17/08;(IPC1-7):B66F1/08	主分类号	E21B15/02
代理机构		代理人
主权项
地址

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