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经营范围
发明名称
Mattress carrier and support
摘要
申请公布号
US2584792(A)
申请公布日期
1952.02.05
申请号
US19500164272
申请日期
1950.05.25
申请人
LEVI DEEN
发明人
DEEN LEVI
分类号
A47C21/02
主分类号
A47C21/02
代理机构
代理人
主权项
地址
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