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发明名称
摘要
申请公布号
JP2542423(Y2)
申请公布日期
1997.07.30
申请号
JP19910009946U
申请日期
1991.02.01
申请人
发明人
分类号
B44C7/02;B26D1/24;(IPC1-7):B26D1/24
主分类号
B44C7/02
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代理人
主权项
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