SYSTEME DE VENTILATION NATURELLE POUR BATIMENTS,申请号PT19780067806-传众专利搜索

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发明名称	SYSTEME DE VENTILATION NATURELLE POUR BATIMENTS
摘要
申请公布号	PT67806(A)	申请公布日期	1978.04.01
申请号	PT19780067806	申请日期	1978.03.22
申请人	FERIA J	发明人	FERIA J
分类号	F24F7/04	主分类号	F24F7/04
代理机构		代理人
主权项
地址

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