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发明名称
万能铅笔刀
摘要
万能铅笔刀—由四面刀刃的刀片、刀座和双螺钉组成,能旋转削和直削各种铅笔。
申请公布号
CN86200111U
申请公布日期
1986.12.24
申请号
CN86200111
申请日期
1986.01.06
申请人
李静
发明人
李静
分类号
B43L23/08;B43L23/06
主分类号
B43L23/08
代理机构
代理人
主权项
1、一个由刀片[1]、刀座[2]和双螺钉[3]组成的万能铅笔刀,其特征在于刀片[1]为四面刀刃,刀座[2]的右侧和下侧是个槽形。
地址
河南省济沆县教育印刷厂
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