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经营范围
发明名称
Electric lantern
摘要
申请公布号
US2369637(A)
申请公布日期
1945.02.20
申请号
US19420438461
申请日期
1942.04.10
申请人
BAIRD FRANK T
发明人
BAIRD FRANK T.
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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