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发明名称
Portable emergency light
摘要
申请公布号
US2980889(A)
申请公布日期
1961.04.18
申请号
US19590787574
申请日期
1959.01.19
申请人
EMANUEL LEWINSTEIN;MARTIN SENFT
发明人
MEISSNER WILLI G.
分类号
F21L4/00;F21V23/00
主分类号
F21L4/00
代理机构
代理人
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地址
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