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发明名称
Improvements in and relating to electric furnaces
摘要
申请公布号
GB307031(A)
申请公布日期
1930.07.01
申请号
GB19290006720
申请日期
1929.03.01
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
H05B3/66
主分类号
H05B3/66
代理机构
代理人
主权项
地址
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