STOPPING OF WATER OF TUNNEL SEGMENT,申请号JP19810047014-传众专利搜索

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发明名称	STOPPING OF WATER OF TUNNEL SEGMENT
摘要
申请公布号	JPS57161296(A)	申请公布日期	1982.10.04
申请号	JP19810047014	申请日期	1981.03.28
申请人	MOTOMURA HISAO	发明人	MOTOMURA HISAO
分类号	E21D11/38;E21D11/28	主分类号	E21D11/38
代理机构		代理人
主权项
地址

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