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经营范围
发明名称
Reversible seat base
摘要
申请公布号
US2233478(A)
申请公布日期
1941.03.04
申请号
US19380237233
申请日期
1938.10.27
申请人
HEYWOOD-WAKEFIELD COMPANY
发明人
HILL OIVA E.
分类号
B60N2/14
主分类号
B60N2/14
代理机构
代理人
主权项
地址
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