SUPPORT LINING MAT FOR BRIDGING GAPS BETWEEN GIRDERS IN A MINE TUNNEL,申请号GB19740049258-传众专利搜索

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发明名称	SUPPORT LINING MAT FOR BRIDGING GAPS BETWEEN GIRDERS IN A MINE TUNNEL
摘要
申请公布号	GB1457834(A)	申请公布日期	1976.12.08
申请号	GB19740049258	申请日期	1974.11.14
申请人	RUHRKOHLE AG	发明人
分类号	E21D11/15;(IPC1-7):E21D11/15	主分类号	E21D11/15
代理机构		代理人
主权项
地址

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