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经营范围
发明名称
Improvements in, and in the manufacture of, wire mattresses
摘要
申请公布号
GB625471(A)
申请公布日期
1949.06.28
申请号
GB19470005732
申请日期
1947.02.27
申请人
发明人
分类号
A47C23/145
主分类号
A47C23/145
代理机构
代理人
主权项
地址
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