Valve for poultry watering trough,申请号US19530342351-传众专利搜索

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发明名称	Valve for poultry watering trough
摘要
申请公布号	US2800917(A)	申请公布日期	1957.07.30
申请号	US19530342351	申请日期	1953.03.16
申请人	FOOD MACHINERY AND CHEMICAL CORPORATION	发明人	HOFFMEISTER HANS G.
分类号	A01K39/022;F16K21/16	主分类号	A01K39/022
代理机构		代理人
主权项
地址

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