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发明名称
Heel attachment
摘要
申请公布号
US1768781(A)
申请公布日期
1930.07.01
申请号
US19290346337
申请日期
1929.03.12
申请人
LUDWIG OBERMEIER
发明人
OBERMEIER LUDWIG
分类号
A43B3/16
主分类号
A43B3/16
代理机构
代理人
主权项
地址
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