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发明名称
Flashlight
摘要
申请公布号
US2789209(A)
申请公布日期
1957.04.16
申请号
US19540465524
申请日期
1954.10.29
申请人
JUDKINS MARION D
发明人
JUDKINS MARION D.
分类号
F21L4/00;G03B15/03
主分类号
F21L4/00
代理机构
代理人
主权项
地址
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