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发明名称
Heel protector
摘要
申请公布号
US1816784(A)
申请公布日期
1931.07.28
申请号
US19290394268
申请日期
1929.09.21
申请人
MCDERMOTT JOHN W
发明人
MCDERMOTT JOHN W.
分类号
A43B23/30
主分类号
A43B23/30
代理机构
代理人
主权项
地址
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