Appareil de séparation électromagnétique à double effet,申请号FRD843757-传众专利搜索

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发明名称	Appareil de séparation électromagnétique à double effet
摘要
申请公布号	FR843757(A)	申请公布日期	1939.07.10
申请号	FRD843757	申请日期	1938.09.21
申请人	UNITED STATES STEEL CORPORATION	发明人
分类号	B03C1/14	主分类号	B03C1/14
代理机构		代理人
主权项
地址

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