Improvements in arc-extinguishing devices for electric switches, contactors or circuit breakers,申请号GB19490020209-传众专利搜索

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发明名称	Improvements in arc-extinguishing devices for electric switches, contactors or circuit breakers
摘要
申请公布号	GB702822(A)	申请公布日期	1954.01.27
申请号	GB19490020209	申请日期	1949.08.03
申请人	THE BRITISH THOMSON-HOUSTON COMPANY LIMITED;ERIC HARRY BURNAGE MARTIN	发明人
分类号	H01H9/36	主分类号	H01H9/36
代理机构		代理人
主权项
地址

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