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经营范围
发明名称
Improvements relating to electric torches
摘要
申请公布号
GB788216(A)
申请公布日期
1957.12.23
申请号
GB19560010341
申请日期
1956.04.04
申请人
REUBEN BENJAMIN LAMBERT
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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