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发明名称
Improvements in and relating to indicators for showing failure of electric lamps
摘要
申请公布号
GB413562(A)
申请公布日期
1934.07.19
申请号
GB19330034330
申请日期
1933.12.06
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
H05B39/10
主分类号
H05B39/10
代理机构
代理人
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