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发明名称
摘要
申请公布号
JPS62154894(U)
申请公布日期
1987.10.01
申请号
JP19860041321U
申请日期
1986.03.19
申请人
发明人
分类号
G09B29/00;B43L13/20;(IPC1-7):B43L13/20
主分类号
G09B29/00
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代理人
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