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发明名称
Bed
摘要
申请公布号
US2311542(A)
申请公布日期
1943.02.16
申请号
US19410387965
申请日期
1941.04.10
申请人
DUMVILLE HOLME EDWARD
发明人
HOLME EDWARD DUMVILLE
分类号
A47C21/00;A61G7/002
主分类号
A47C21/00
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代理人
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