REPLACING METHOD OF CENTER COLUMN IN LINING OF MULTIPLE CONNECTED TUNNEL,申请号JP19900058358-传众专利搜索

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发明名称	REPLACING METHOD OF CENTER COLUMN IN LINING OF MULTIPLE CONNECTED TUNNEL
摘要
申请公布号	JPH03260298(A)	申请公布日期	1991.11.20
申请号	JP19900058358	申请日期	1990.03.09
申请人	ISHIKAWAJIMA CONSTR MATERIALS CO LTD	发明人	SUZUKI HIROAKI;SOMEYA HIROKI
分类号	E21D13/02	主分类号	E21D13/02
代理机构		代理人
主权项
地址

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