Ignitron welder control circuits,申请号US19400319284-传众专利搜索

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发明名称	Ignitron welder control circuits
摘要
申请公布号	US2265000(A)	申请公布日期	1941.12.02
申请号	US19400319284	申请日期	1940.02.16
申请人	WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY	发明人	PAKALA WILLIAM E.
分类号	B23K11/24	主分类号	B23K11/24
代理机构		代理人
主权项
地址

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