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发明名称
Nonslippable shoe tongue
摘要
申请公布号
US1915110(A)
申请公布日期
1933.06.20
申请号
US19310523748
申请日期
1931.03.19
申请人
ALST JOHN W VAN
发明人
ALST JOHN W. VAN
分类号
A43C1/00
主分类号
A43C1/00
代理机构
代理人
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