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经营范围
发明名称
Sofa beds
摘要
申请公布号
US3005997(A)
申请公布日期
1961.10.31
申请号
US19570649122
申请日期
1957.03.28
申请人
THE SENG COMPANY
发明人
FOX MARTIN
分类号
A47C17/13
主分类号
A47C17/13
代理机构
代理人
主权项
地址
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