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经营范围
发明名称
Sofa bed
摘要
申请公布号
US2513987(A)
申请公布日期
1950.07.04
申请号
US19440547367
申请日期
1944.07.31
申请人
SIMMONS COMPANY
发明人
WOLLER EDWARD E.
分类号
A47C17/14
主分类号
A47C17/14
代理机构
代理人
主权项
地址
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