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发明名称
Display device with removably attached indicia
摘要
申请公布号
US2554408(A)
申请公布日期
1951.05.22
申请号
US19460687589
申请日期
1946.08.01
申请人
HILE-DAMROTH, INC.
发明人
HILE JAMES L.
分类号
G09F7/12
主分类号
G09F7/12
代理机构
代理人
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地址
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