Ventilateur axial avec volets de fermeture,申请号FRD1134664-传众专利搜索

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发明名称	Ventilateur axial avec volets de fermeture
摘要
申请公布号	FR1134664(A)	申请公布日期	1957.04.16
申请号	FRD1134664	申请日期	1955.11.07
申请人	J. E. STORK RINGVENTILATOREN N. V.	发明人
分类号	F04D25/14;F24F7/013	主分类号	F04D25/14
代理机构		代理人
主权项
地址

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