Appareil pour le nettoyage par le vide, avec ventilateur aspirant l'air à travers un filtre à poussière,申请号FRD705140-传众专利搜索

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发明名称	Appareil pour le nettoyage par le vide, avec ventilateur aspirant l'air à travers un filtre à poussière
摘要
申请公布号	FR705140(A)	申请公布日期	1931.06.01
申请号	FRD705140	申请日期	1930.11.05
申请人	INVENTIA PATENT-VERWERTUNGS-GESELLSCHAFT	发明人
分类号	A47L5/36	主分类号	A47L5/36
代理机构		代理人
主权项
地址

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