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经营范围
发明名称
Improvements in hand generator electric torches, pocket lamps, and hand lamps or thelike
摘要
申请公布号
GB538134(A)
申请公布日期
1941.07.22
申请号
GB19400001362
申请日期
1940.01.23
申请人
WILLIAM JAMES WOOD
发明人
分类号
F21L13/08;H02K7/18
主分类号
F21L13/08
代理机构
代理人
主权项
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