Improvements in and relating to electric heating resistance devices,申请号GB19330031375-传众专利搜索

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发明名称	Improvements in and relating to electric heating resistance devices
摘要
申请公布号	GB412480(A)	申请公布日期	1934.06.28
申请号	GB19330031375	申请日期	1933.11.10
申请人	THE BRITISH THOMSON-HOUSTON COMPANY LIMITED	发明人
分类号	H05B3/06;H05B3/48	主分类号	H05B3/06
代理机构		代理人
主权项
地址

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