Dispositif de transformation du courant continu en un courant variable périodiquement,申请号FRD842433-传众专利搜索

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发明名称	Dispositif de transformation du courant continu en un courant variable périodiquement
摘要
申请公布号	FR842433(A)	申请公布日期	1939.06.12
申请号	FRD842433	申请日期	1938.07.29
申请人		发明人	SCHMIDT KARL HERMANN;WIDAKOVICH MARIUS
分类号		主分类号
代理机构		代理人
主权项
地址

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