Perfectionnement aux commandes par électro-aimants,申请号FRD829175-传众专利搜索

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发明名称	Perfectionnement aux commandes par électro-aimants
摘要
申请公布号	FR829175(A)	申请公布日期	1938.06.14
申请号	FRD829175	申请日期	1937.02.10
申请人	SOCIETE GENERALE DE CONSTRUCTIONS ELECTRIQUES ET MECANIQUES	发明人
分类号	H01F7/13	主分类号	H01F7/13
代理机构		代理人
主权项
地址

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