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发明名称
Tray attachment for chairs or the like
摘要
申请公布号
US2633900(A)
申请公布日期
1953.04.07
申请号
US19500143114
申请日期
1950.02.08
申请人
DAVIS CLADE D
发明人
DAVIS CLADE D.
分类号
A47D15/00
主分类号
A47D15/00
代理机构
代理人
主权项
地址
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