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发明名称
MANUAL PENCIL SHARPENER
摘要
申请公布号
JPH11309994(A)
申请公布日期
1999.11.09
申请号
JP19980136094
申请日期
1998.04.30
申请人
MITSUBISHI PENCIL CO LTD
发明人
SATO HIROTAKA;TAKEGAWA KENJI
分类号
B43L23/08;(IPC1-7):B43L23/08
主分类号
B43L23/08
代理机构
代理人
主权项
地址
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