Rotary irrigation device,申请号US19520297030-传众专利搜索

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发明名称	Rotary irrigation device
摘要
申请公布号	US2691547(A)	申请公布日期	1954.10.12
申请号	US19520297030	申请日期	1952.07.03
申请人	ALEXANDER CAMPBELL	发明人	CAMPBELL ALEXANDER
分类号	B05B3/16	主分类号	B05B3/16
代理机构		代理人
主权项
地址

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