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发明名称
摘要
申请公布号
JPS57200293(U)
申请公布日期
1982.12.20
申请号
JP19810088396U
申请日期
1981.06.15
申请人
发明人
分类号
G09B21/00;A63F9/00;A63F9/12;A63H33/04;A63H33/12;(IPC1-7):A63H33/04
主分类号
G09B21/00
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代理人
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