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经营范围
发明名称
Corn pad
摘要
申请公布号
US2015497(A)
申请公布日期
1935.09.24
申请号
US19330691297
申请日期
1933.09.28
申请人
SCHOLL WILLIAM M
发明人
SCHOLL WILLIAM M.
分类号
A61F13/06
主分类号
A61F13/06
代理机构
代理人
主权项
地址
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