Method and system for draining soil water,申请号GB19790010968-传众专利搜索

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发明名称	Method and system for draining soil water
摘要
申请公布号	GB2018552(A)	申请公布日期	1979.10.24
申请号	GB19790010968	申请日期	1979.03.29
申请人	WORLD SEIKO KK	发明人
分类号	E02B11/00;(IPC1-7):E02B11/00	主分类号	E02B11/00
代理机构		代理人
主权项
地址

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