Shaft lining and tubbing and method for arranging the same in a shaft,申请号GB19540004064-传众专利搜索

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发明名称	Shaft lining and tubbing and method for arranging the same in a shaft
摘要
申请公布号	GB746912(A)	申请公布日期	1956.03.21
申请号	GB19540004064	申请日期	1954.02.11
申请人	N. V. WERF GUSTO V/H FIRMA A. F. SMULDERS	发明人
分类号	E02D23/14;E21D5/012	主分类号	E02D23/14
代理机构		代理人
主权项
地址

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