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发明名称
Footwear
摘要
申请公布号
US2257390(A)
申请公布日期
1941.09.30
申请号
US19400353365
申请日期
1940.08.20
申请人
ROY MALING
发明人
MALING ROY
分类号
A43B3/20
主分类号
A43B3/20
代理机构
代理人
主权项
地址
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