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发明名称
多用绘图仪
摘要
本仪是一件多用途的绘图仪,可当直尺、三角板、量角器、丁字尺、圆规使用,适合于老师讲课时在黑板上绘图及工程技术人员、学生绘图。使用灵活轻便,费用低,便于携带,特别减轻了老师上下课拿多件绘图仪及绘图烦琐的负担。
申请公布号
CN86202610U
申请公布日期
1987.08.12
申请号
CN86202610
申请日期
1986.04.15
申请人
宋伯勇;宋健勇
发明人
宋伯勇;宋健勇
分类号
B43L13/00
主分类号
B43L13/00
代理机构
代理人
主权项
1、一件由硬木或有机玻璃制成的具有多种用途的绘图仪,其特征是主尺①、副尺②由固定螺栓⑥连接,主尺①右端设有园规指针④(橡皮针或钢针),左端以两尺固定轴为园心,刻有量角器的刻度⑦及划园的半径尺寸⑧,中间设有水准泡;副尺②右端设夹子⑨(可夹粉笔或铅芯、鸭舌笔),左端为指针。
地址
山东省济南市三十四中高二.二
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