Automatic irrigation system,申请号US19570705611-传众专利搜索

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发明名称	Automatic irrigation system
摘要
申请公布号	US2931579(A)	申请公布日期	1960.04.05
申请号	US19570705611	申请日期	1957.12.27
申请人	RUDDELL CLARENCE W	发明人	RUDDELL CLARENCE W.
分类号	A01G25/09	主分类号	A01G25/09
代理机构		代理人
主权项
地址

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