VENTILATING DEVICE FOR EXCHANGING THE AIR OF INNER AIR SPACE OF BUILDINGS,申请号HU1974AU00319-传众专利搜索

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发明名称	VENTILATING DEVICE FOR EXCHANGING THE AIR OF INNER AIR SPACE OF BUILDINGS
摘要
申请公布号	HU176190(B)	申请公布日期	1981.01.28
申请号	HU1974AU00319	申请日期	1974.03.08
申请人	ALUMINIUMARUGYAR,HU	发明人	VALL,ISTVAN,HU;BOKA,JOZSEF,HU;PACZAI,LASZLO,HU
分类号	F24F7/04;(IPC1-7):F24F7/04	主分类号	F24F7/04
代理机构		代理人
主权项
地址

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