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发明名称
Baby walking aid
摘要
申请公布号
US3237939(A)
申请公布日期
1966.03.01
申请号
US19620230547
申请日期
1962.10.15
申请人
OLIVET WILLIAM M;CHARLES WINZHEIM
发明人
OLIVET WILLIAM M.;WINZHEIM CHARLES
分类号
A47D13/04
主分类号
A47D13/04
代理机构
代理人
主权项
地址
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