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发明名称
Mechanical flashlight
摘要
申请公布号
US2393209(A)
申请公布日期
1946.01.15
申请号
US19440533849
申请日期
1944.05.03
申请人
HENRY WEIL
发明人
WEIL HENRY
分类号
F21L13/06
主分类号
F21L13/06
代理机构
代理人
主权项
地址
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