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发明名称
万能尺
摘要
万能尺属文化用品绘图工具。特别适合学生绘图使用。放大后也可以作为教具,供教师上课使用。也可供科技人员一般绘图使用。万能尺是将比例直尺、量角器、直角坐标开槽、圆等分尺、圆规尺等刻制在一块长方形尺上,布局巧妙一尺多用,使用方便。
申请公布号
CN85203682U
申请公布日期
1986.07.30
申请号
CN85203682
申请日期
1985.08.29
申请人
杨寿明
发明人
杨寿明
分类号
B43L13/00;B43L7/00
主分类号
B43L13/00
代理机构
代理人
主权项
1、一种文化用品绘图工具的万能尺,刻有直尺、比例尺、量角器、其特征在于尺面上开有两条以上互相垂直的直角坐标开槽(6、7)槽边按直尺或比例尺刻度;尺面上刻有纵轴平行刻度线(5)和横轴平行刻度线(7)。
地址
浙江省杭州市文三街学军中学
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