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发明名称
Arch support
摘要
申请公布号
US2312378(A)
申请公布日期
1943.03.02
申请号
US19400336730
申请日期
1940.05.23
申请人
BAUM JOHN D
发明人
BAUM JOHN D.
分类号
A43B7/14
主分类号
A43B7/14
代理机构
代理人
主权项
地址
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