Dispositif pour la ventilation d'un local,申请号FRD766756-传众专利搜索

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发明名称	Dispositif pour la ventilation d'un local
摘要
申请公布号	FR766756(A)	申请公布日期	1934.07.04
申请号	FRD766756	申请日期	1934.01.08
申请人		发明人	LYON GUSTAVE
分类号	F24F7/06	主分类号	F24F7/06
代理机构		代理人
主权项
地址

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