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发明名称
Sectional mattress
摘要
申请公布号
US2247516(A)
申请公布日期
1941.07.01
申请号
US19380221500
申请日期
1938.07.27
申请人
WALKER MURRAY JANE LOUDON
发明人
MURRAY JANE LOUDON WALKER
分类号
A47C20/08
主分类号
A47C20/08
代理机构
代理人
主权项
地址
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