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经营范围
发明名称
Improvements in or relating to spring surfaces for mattresses, upholstery and the like
摘要
申请公布号
GB416455(A)
申请公布日期
1934.09.14
申请号
GB19330035227
申请日期
1933.12.14
申请人
HENRY ARTHUR FRASER;PETER FREDERICK CRIGHTON
发明人
分类号
A47C23/053
主分类号
A47C23/053
代理机构
代理人
主权项
地址
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