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发明名称
Portable electric flashlight
摘要
申请公布号
US2401366(A)
申请公布日期
1946.06.04
申请号
US19410377983
申请日期
1941.02.08
申请人
HENRY HYMAN
发明人
MULDOON BERNARD FRANCIS
分类号
F21L4/00;F21V19/02
主分类号
F21L4/00
代理机构
代理人
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地址
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