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发明名称
UNIVERSAL LEAD SHARPENER FOR DRAWING
摘要
申请公布号
JPS5816898(A)
申请公布日期
1983.01.31
申请号
JP19810116244
申请日期
1981.07.23
申请人
YOSHIDA MITSUO
发明人
YOSHIDA MITSUO
分类号
B43L23/00
主分类号
B43L23/00
代理机构
代理人
主权项
地址
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