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发明名称
Manufacture of footwear
摘要
申请公布号
US1834999(A)
申请公布日期
1931.12.08
申请号
US19300445213
申请日期
1930.04.17
申请人
BECKWITH FRED N
发明人
BECKWITH FRED N.
分类号
A43B23/08
主分类号
A43B23/08
代理机构
代理人
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