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发明名称
摘要
申请公布号
JPS5851788(U)
申请公布日期
1983.04.08
申请号
JP19810147816U
申请日期
1981.10.06
申请人
发明人
分类号
G04F1/08;A63H11/04;A63H15/02;G04F1/04;(IPC1-7):A63H11/04
主分类号
G04F1/08
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