Improvements in irrigating devices,申请号GB19480002871-传众专利搜索

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发明名称	Improvements in irrigating devices
摘要
申请公布号	GB632140(A)	申请公布日期	1949.11.16
申请号	GB19480002871	申请日期	1948.01.30
申请人	POUL BJOERN DAMGAARD	发明人
分类号	A01G25/16	主分类号	A01G25/16
代理机构		代理人
主权项
地址

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