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发明名称
Safety leg for a chair
摘要
An auxiliary safety leg for a chair and adapted to be adjustably rigidly removably attached to an adjacent horizontal or vertical surface to prevent accidental falling of the chair.
申请公布号
US4009904(A)
申请公布日期
1977.03.01
申请号
US19750579682
申请日期
1975.05.21
申请人
SHELDON, WESLEY E.
发明人
SHELDON, WESLEY E.
分类号
A47D15/00;(IPC1-7):A47C7/62
主分类号
A47D15/00
代理机构
代理人
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地址
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