Appareil de purification d'air et de ventilation combiné,申请号FRD680743-传众专利搜索

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发明名称	Appareil de purification d'air et de ventilation combiné
摘要
申请公布号	FR680743(A)	申请公布日期	1930.05.05
申请号	FRD680743	申请日期	1929.08.23
申请人		发明人	JOSEPH EDWARD LIONEL
分类号	F24C15/20	主分类号	F24C15/20
代理机构		代理人
主权项
地址

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