METHOD OF CONSTRUCTING TUNNEL,申请号JP19770123101-传众专利搜索

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发明名称	METHOD OF CONSTRUCTING TUNNEL
摘要
申请公布号	JPS5458920(A)	申请公布日期	1979.05.12
申请号	JP19770123101	申请日期	1977.10.14
申请人	JIYO AKIMASA	发明人	JIYO AKIMASA
分类号	E21D11/04;E21D11/00	主分类号	E21D11/04
代理机构		代理人
主权项
地址

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