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发明名称
摘要
申请公布号
JP2545058(Y2)
申请公布日期
1997.08.25
申请号
JP19900070990U
申请日期
1990.07.03
申请人
发明人
分类号
A44B18/00;(IPC1-7):A44B18/00
主分类号
A44B18/00
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代理人
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