Dispositif de commande d'électrodes de contrôle de valves à vapeur ionisée,申请号FRD727897-传众专利搜索

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发明名称	Dispositif de commande d'électrodes de contrôle de valves à vapeur ionisée
摘要
申请公布号	FR727897(A)	申请公布日期	1932.06.25
申请号	FRD727897	申请日期	1931.12.05
申请人	HEWITTIC	发明人	DEMONTVIGNIER MARCEL
分类号	H02M7/15	主分类号	H02M7/15
代理机构		代理人
主权项
地址

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