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发明名称	TUNNEL
摘要
申请公布号	JPH03110298(A)	申请公布日期	1991.05.10
申请号	JP19890248612	申请日期	1989.09.25
申请人	DAIHO CONSTR CO LTD	发明人	KASHIMA YUTAKA;KONDO NORIO;TOMIZAWA TSUTOMU
分类号	E21D11/08;E21D9/06;E21D11/40	主分类号	E21D11/08
代理机构		代理人
主权项
地址

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