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发明名称
Wire spring structure for seat and back constructions
摘要
申请公布号
US2462539(A)
申请公布日期
1949.02.22
申请号
US19450588146
申请日期
1945.04.13
申请人
THE UNIVERSAL WIRE SPRING COMPANY
发明人
NEELY WILLIAM H.;BLUMENSAADT SVEND G.
分类号
B60N2/70
主分类号
B60N2/70
代理机构
代理人
主权项
地址
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