Improvements in and relating to pipe laying apparatus for land drainage and like purposes,申请号GB19440001975-传众专利搜索

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发明名称	Improvements in and relating to pipe laying apparatus for land drainage and like purposes
摘要
申请公布号	GB583182(A)	申请公布日期	1946.12.11
申请号	GB19440001975	申请日期	1944.02.03
申请人	ARTHUR CLIFFORD HOWARD;ROTARY HOES LIMITED	发明人
分类号	E02B11/02;E02F5/10	主分类号	E02B11/02
代理机构		代理人
主权项
地址

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