DRILLING OF TUNNEL UNDER WATER BOTTOM,申请号JP19830048604-传众专利搜索

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发明名称	DRILLING OF TUNNEL UNDER WATER BOTTOM
摘要
申请公布号	JPS58222290(A)	申请公布日期	1983.12.23
申请号	JP19830048604	申请日期	1983.03.23
申请人	FURANKU PII DEIBUITSUDOSON;JIEI BUINSENTO HAARINTON	发明人	FURANKU PII DEIBUITSUDOSON;JIEI BUINSENTO HAARINTON
分类号	E02D23/06;E02D23/08;E02D27/24;E02D29/077;E21D9/00	主分类号	E02D23/06
代理机构		代理人
主权项
地址

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