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发明名称
Pegboard toy
摘要
申请公布号
US2602263(A)
申请公布日期
1952.07.08
申请号
US19510238885
申请日期
1951.07.27
申请人
SWIRKAL HUGO L
发明人
SWIRKAL HUGO L.
分类号
A63H33/00
主分类号
A63H33/00
代理机构
代理人
主权项
地址
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