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发明名称
Toy puzzle
摘要
申请公布号
US2512873(A)
申请公布日期
1950.06.27
申请号
US19460661410
申请日期
1946.04.11
申请人
ELLSWORTH RADCLIFFE BERNICE
发明人
RADCLIFFE BERNICE ELLSWORTH
分类号
A63F9/08
主分类号
A63F9/08
代理机构
代理人
主权项
地址
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