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发明名称
Combination sheet and mattress
摘要
申请公布号
US2630587(A)
申请公布日期
1953.03.10
申请号
US19500177379
申请日期
1950.08.03
申请人
BROWN PETER B
发明人
BROWN PETER B.
分类号
A47C21/06;A47G9/02
主分类号
A47C21/06
代理机构
代理人
主权项
地址
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