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发明名称
摘要
申请公布号
JP3069089(U)
申请公布日期
2000.05.30
申请号
JP19990881899U
申请日期
1999.11.19
申请人
发明人
分类号
A63H27/08;E21B25/00;G09F7/00;(IPC1-7):A63H27/08
主分类号
A63H27/08
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