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发明名称
Improvements in electric hand torches
摘要
申请公布号
GB567960(A)
申请公布日期
1945.03.09
申请号
GB19430015691
申请日期
1943.09.24
申请人
GEORGE FRANCIS NORRIS OLIVER
发明人
分类号
F21L4/00
主分类号
F21L4/00
代理机构
代理人
主权项
地址
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