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发明名称
Upholstered spring construction
摘要
申请公布号
US2407933(A)
申请公布日期
1946.09.17
申请号
US19440533621
申请日期
1944.05.01
申请人
THE UNIVERSAL WIRE SPRING COMPANY
发明人
NEELY WILLIAM H.
分类号
A47C7/30
主分类号
A47C7/30
代理机构
代理人
主权项
地址
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