MELHORAMENTOS INTRODUZIDOS EM VENTILADORES,申请号BR19770004367-传众专利搜索

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发明名称	MELHORAMENTOS INTRODUZIDOS EM VENTILADORES
摘要
申请公布号	BR7704367(A)	申请公布日期	1979.02.28
申请号	BR19770004367	申请日期	1977.07.04
申请人	PETTA J	发明人	PETTA J
分类号	F24F13/06;(IPC1-7):F24F13/06	主分类号	F24F13/06
代理机构		代理人
主权项
地址

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