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发明名称
Telephone book stands
摘要
申请公布号
US3044210(A)
申请公布日期
1962.07.17
申请号
US19610123559
申请日期
1961.07.12
申请人
AMERICAN LOOSE LEAF CORPORATION
发明人
UPTON THOMAS F.
分类号
A47B19/04
主分类号
A47B19/04
代理机构
代理人
主权项
地址
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