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发明名称
Mattress
摘要
申请公布号
US2154910(A)
申请公布日期
1939.04.18
申请号
US19370152352
申请日期
1937.07.07
申请人
IRVING MAGARIL
发明人
MAGARIL IRVING
分类号
A47C27/04;A47C27/05
主分类号
A47C27/04
代理机构
代理人
主权项
地址
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