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发明名称
Improvements relating to spring assemblies for spring interior mattresses or upholstery
摘要
申请公布号
GB655109(A)
申请公布日期
1951.07.11
申请号
GB19490000805
申请日期
1949.01.12
申请人
JOHN HILTON
发明人
分类号
A47C27/06
主分类号
A47C27/06
代理机构
代理人
主权项
地址
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