DEVICE FOR SEALING THE ANNULAR GAP BETWEEN THE SHIELD CASING OF A TUNNEL DRIVING SHIELD AND A TUNNEL LINING,申请号GB19760015650-传众专利搜索

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发明名称	DEVICE FOR SEALING THE ANNULAR GAP BETWEEN THE SHIELD CASING OF A TUNNEL DRIVING SHIELD AND A TUNNEL LINING
摘要
申请公布号	GB1497509(A)	申请公布日期	1978.01.12
申请号	GB19760015650	申请日期	1976.04.15
申请人	WAYSS & FREYTAG AG	发明人
分类号	E21D9/06;(IPC1-7):E21D9/06	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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