Система приточно-вытяжной вентиляции для животноводческих помещений,申请号SU19550453387-传众专利搜索

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发明名称	Система приточно-вытяжной вентиляции для животноводческих помещений
摘要
申请公布号	SU104388(A1)	申请公布日期	1955.11.30
申请号	SU19550453387	申请日期	1955.11.17
申请人	OLENEV V.A.	发明人	OLENEV V.A.
分类号	F24F7/04;A01K1/00;F24F13/08	主分类号	F24F7/04
代理机构		代理人
主权项
地址

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