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发明名称
Arch support
摘要
申请公布号
US2022247(A)
申请公布日期
1935.11.26
申请号
US19350004432
申请日期
1935.02.01
申请人
MELVILLE LOBEL
发明人
LOBEL MELVILLE
分类号
A43B7/22
主分类号
A43B7/22
代理机构
代理人
主权项
地址
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