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发明名称
FIRE-SAFE MINER'S LAMP
摘要
申请公布号
PL127465(B1)
申请公布日期
1983.10.31
申请号
PL19800225984
申请日期
1980.07.29
申请人
发明人
分类号
F21V25/12;H02B;(IPC1-7):F21V25/12
主分类号
F21V25/12
代理机构
代理人
主权项
地址
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