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发明名称
CHECKER BOARD
摘要
申请公布号
KR890001183(Y1)
申请公布日期
1989.03.30
申请号
KR19860000172U
申请日期
1986.01.08
申请人
LEE CKHAE-MUN
发明人
LEE CKHAE-MUN
分类号
A63F3/00;(IPC1-7):A63F3/00
主分类号
A63F3/00
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