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经营范围
发明名称
Child's chair
摘要
申请公布号
US1967533(A)
申请公布日期
1934.07.24
申请号
US19320612951
申请日期
1932.05.23
申请人
KOOP HAROLD V
发明人
KOOP HAROLD V.
分类号
A47D1/10
主分类号
A47D1/10
代理机构
代理人
主权项
地址
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