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发明名称
Price card holder
摘要
申请公布号
US2276490(A)
申请公布日期
1942.03.17
申请号
US19400345685
申请日期
1940.07.15
申请人
HOOFER CHARLES F
发明人
HOOFER CHARLES F.
分类号
G09F3/18
主分类号
G09F3/18
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