SEGMENT CONNECTION STRUCTURE OF TUNNEL, TO WHICH INTERNAL PRESSURE WORK,申请号JP19930192921-传众专利搜索

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发明名称	SEGMENT CONNECTION STRUCTURE OF TUNNEL, TO WHICH INTERNAL PRESSURE WORK
摘要
申请公布号	JPH0726896(A)	申请公布日期	1995.01.27
申请号	JP19930192921	申请日期	1993.07.07
申请人	NIPPON STEEL CORP	发明人	KUGA TAKASHI;MIKI HAJIME
分类号	E02B9/06;E04G21/12;E21D11/04;E21D11/08;(IPC1-7):E21D11/08	主分类号	E02B9/06
代理机构		代理人
主权项
地址

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