Means for ventilating poultry and the like battery houses,申请号US19410412792-传众专利搜索

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发明名称	Means for ventilating poultry and the like battery houses
摘要
申请公布号	US2335173(A)	申请公布日期	1943.11.23
申请号	US19410412792	申请日期	1941.09.29
申请人	COREY EMMETT H	发明人	COREY EMMETT H.
分类号	A01K1/00;A01K31/17	主分类号	A01K1/00
代理机构		代理人
主权项
地址

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