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发明名称
Mattress
摘要
申请公布号
US2695415(A)
申请公布日期
1954.11.30
申请号
US19520297427
申请日期
1952.07.07
申请人
HOLTON FRANCIS C
发明人
HOLTON FRANCIS C.
分类号
A47D15/00
主分类号
A47D15/00
代理机构
代理人
主权项
地址
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