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经营范围
发明名称
Improvements in or relating to mattresses
摘要
申请公布号
GB428924(A)
申请公布日期
1935.05.21
申请号
GB19350001387
申请日期
1935.01.15
申请人
N. F. AKTIESELSKAB
发明人
分类号
A47C27/12
主分类号
A47C27/12
代理机构
代理人
主权项
地址
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