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经营范围
发明名称
Adjustable high chair
摘要
申请公布号
US2691411(A)
申请公布日期
1954.10.12
申请号
US19510214867
申请日期
1951.03.10
申请人
THATCHER RALPH H
发明人
THATCHER RALPH H.
分类号
A47D1/00
主分类号
A47D1/00
代理机构
代理人
主权项
地址
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