Convertisseur électrique de fréquence,申请号FRD1069394-传众专利搜索

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发明名称	Convertisseur électrique de fréquence
摘要
申请公布号	FR1069394(A)	申请公布日期	1954.07.07
申请号	FRD1069394	申请日期	1953.01.02
申请人		发明人	RAVA EDOARDO
分类号	H02K47/20	主分类号	H02K47/20
代理机构		代理人
主权项
地址

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