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发明名称
Improvements in and relating to lanterns for electric lamps
摘要
申请公布号
GB502150(A)
申请公布日期
1939.03.09
申请号
GB19370024643
申请日期
1937.09.09
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED;EDWARD BROWNE TUPPEN
发明人
分类号
F21V17/00;F21V17/12
主分类号
F21V17/00
代理机构
代理人
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地址
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