Improvements relating to electromagnetically-operated electric circuit closing and opening devices,申请号GB19310003710-传众专利搜索

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发明名称	Improvements relating to electromagnetically-operated electric circuit closing and opening devices
摘要
申请公布号	GB372357(A)	申请公布日期	1932.05.05
申请号	GB19310003710	申请日期	1931.02.05
申请人	SIEMENS BROTHERS & CO., LIMITED;ERNEST ALFRED BRYAN	发明人
分类号	H01H50/70	主分类号	H01H50/70
代理机构		代理人
主权项
地址

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