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发明名称
Flashlight
摘要
申请公布号
US2176084(A)
申请公布日期
1939.10.17
申请号
US19360068865
申请日期
1936.03.14
申请人
LENNAN WILLIAM M
发明人
LENNAN WILLIAM M.
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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