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经营范围
发明名称
Improvements relating to electric lighting fittings
摘要
申请公布号
GB576868(A)
申请公布日期
1946.04.24
申请号
GB19440009433
申请日期
1944.05.17
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED;STUART CAMPBELL MACDIARMID;JOHN NEVILLE HULL
发明人
分类号
F21V17/00
主分类号
F21V17/00
代理机构
代理人
主权项
地址
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