DEVICE FOR LAYING A DRAIN PIPE AT A DESIRED SLOPE,申请号GB19740054368-传众专利搜索

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发明名称	DEVICE FOR LAYING A DRAIN PIPE AT A DESIRED SLOPE
摘要
申请公布号	GB1489200(A)	申请公布日期	1977.10.19
申请号	GB19740054368	申请日期	1974.12.17
申请人	WERNER CORNELIUS KG	发明人
分类号	E02B11/02;E02F5/14;(IPC1-7):G05D1/06	主分类号	E02B11/02
代理机构		代理人
主权项
地址

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