A method and a device for the fabrication of a wrapped drain for soil drainage and an improved wrapped drain,申请号GB19780039753-传众专利搜索

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发明名称	A method and a device for the fabrication of a wrapped drain for soil drainage and an improved wrapped drain
摘要
申请公布号	GB2007797(A)	申请公布日期	1979.05.23
申请号	GB19780039753	申请日期	1978.10.09
申请人	APLIX	发明人
分类号	E02B11/00;E02B11/02;E02F5/10;F16L1/032;(IPC1-7):F16L11/12	主分类号	E02B11/00
代理机构		代理人
主权项
地址

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