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发明名称
Improvements in or relating to spring mattresses
摘要
申请公布号
GB451285(A)
申请公布日期
1936.08.04
申请号
GB19350005064
申请日期
1935.02.16
申请人
HAROLD HEAL;JOHN RUSSELL;STAPLES & COMPANY LIMITED
发明人
分类号
A47C23/32
主分类号
A47C23/32
代理机构
代理人
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地址
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