Movable core alternating-current arc welder,申请号US19370121581-传众专利搜索

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发明名称	Movable core alternating-current arc welder
摘要
申请公布号	US2157871(A)	申请公布日期	1939.05.09
申请号	US19370121581	申请日期	1937.01.21
申请人	WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY	发明人	STEINERT EMIL F.
分类号	H01F29/10	主分类号	H01F29/10
代理机构		代理人
主权项
地址

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