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发明名称
Illuminated display sign
摘要
申请公布号
US2131671(A)
申请公布日期
1938.09.27
申请号
US19370146273
申请日期
1937.06.03
申请人
MYRTLE M. REED
发明人
REED GEORGE F.
分类号
F21S4/00;G09F13/28
主分类号
F21S4/00
代理机构
代理人
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地址
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