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发明名称
Combination sofa and bed
摘要
申请公布号
US2634427(A)
申请公布日期
1953.04.14
申请号
US19490091293
申请日期
1949.05.04
申请人
SUPERIOR SLEEPRITE CORPORATION
发明人
WODARSKY JOHN J.
分类号
A47C17/23
主分类号
A47C17/23
代理机构
代理人
主权项
地址
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