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发明名称
Magnetic puzzle
摘要
申请公布号
US2002077(A)
申请公布日期
1935.05.21
申请号
US19330662514
申请日期
1933.03.24
申请人
DARLING THOMAS H;WILLIAM MACCABEE
发明人
DARLING THOMAS H.;MACCABEE WILLIAM
分类号
A63F3/00;A63F9/10
主分类号
A63F3/00
代理机构
代理人
主权项
地址
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