Improvements in and relating to electric valve control circuits,申请号GB19480010768-传众专利搜索

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发明名称	Improvements in and relating to electric valve control circuits
摘要
申请公布号	GB670584(A)	申请公布日期	1952.04.23
申请号	GB19480010768	申请日期	1948.04.19
申请人	THE BRITISH THOMSON-HOUSTON COMPANY LIMITED	发明人
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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