CLAMPING DEVICE FOR A RAM DRIVEN CHAINLESS HAULAGE SYSTEM,申请号GB19760052731-传众专利搜索

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发明名称	CLAMPING DEVICE FOR A RAM DRIVEN CHAINLESS HAULAGE SYSTEM
摘要
申请公布号	GB1558987(A)	申请公布日期	1980.01.09
申请号	GB19760052731	申请日期	1977.11.18
申请人	COAL INDUSTRY PATENTS LTD	发明人
分类号	E21C29/02;E21C29/12;(IPC1-7):E21C29/12	主分类号	E21C29/02
代理机构		代理人
主权项
地址

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