Patents for B43L 9 - Circular curve-drawing or like instruments (2,793)
07/2014
07/16/2014CN203713326U 一种测绘仪 One kind of mapping instrument
07/16/2014CN103921592A 一种工程绘图圆规 An engineering drawing compasses
07/09/2014CN203697797U 多功能绘图工具 Multifunctional Drawing Tools
07/09/2014CN203697782U 一种数学教学用圆规 A mathematical teaching compasses
07/09/2014CN203697781U 一种左右螺纹调节四色圆规 A left-right four-color compasses threaded adjustment
07/09/2014CN203697780U 教学用电动圆规 Teaching with an electric compass
07/09/2014CN203697779U 经济学教学用饼图绘制器 Teaching economics pie chart renderer
07/09/2014CN203697778U 一种简易便捷式画圆器 A simple portable device Circle
07/09/2014CN203697776U 一种可绘制圆的直尺 One kind of ruler to draw a circle
07/09/2014CN103909771A 一种新型圆规 A new compass
07/02/2014CN203681090U 一种组合式圆规三角板 A modular compasses triangle
07/02/2014CN203681083U 一种钢针可回弹安全圆规 One kind of compass needle resilient security
07/02/2014CN203681082U 一种教学圆规 A teaching compasses
07/02/2014CN203681081U 多功能圆规 Multifunction Compass
07/02/2014CN203681080U 一种教学用圆规 A teaching with a compass
07/02/2014CN203681079U 一种圆规 One kind of compass
07/02/2014CN103895421A 定比圆规 Fixed ratio compasses
07/02/2014CN103895420A 倍比圆规 Times more than compasses
07/02/2014CN103895419A 多比圆规 Than compasses
07/02/2014CN103895418A 定量圆规 Quantitative compasses
07/02/2014CN103895417A 自动圆规 Automatic compasses
06/2014
06/25/2014CN203666191U 一种教学圆规 A teaching compasses
06/25/2014CN203666190U 一种数学教学用伸缩式同心圆作图仪 A mathematical teaching drawing concentric telescopic instrument
06/25/2014CN103879201A 多功能刻度尺 Multifunctional scale
06/25/2014CN102196921B 圆规 Compasses
06/18/2014CN203651273U 一种多功能圆规 A multifunctional compasses
06/18/2014CN103862954A Multifunctional stationery
06/11/2014CN203637405U 一种多功能教学绘图工具 Teaching a versatile drawing tool
06/11/2014CN203637401U 一种教学圆规 A teaching compasses
06/11/2014CN203637400U 带圆规的直尺 Compass with ruler
06/11/2014CN103847363A Device for drawing ellipses on blackboard
06/11/2014CN103847362A Double-drawing-pin compasses
06/11/2014CN103847361A Compass with telescopic fixed needle
06/11/2014CN103847360A Compasses provided with angle fine adjusting screw rod
06/11/2014CN103847359A Compasses provided with electronic watch
06/04/2014CN203623225U 一种工程绘图圆规 An engineering drawing compasses
06/04/2014CN103832169A Compasses
06/04/2014CN103832168A Double-circle compasses
05/2014
05/28/2014CN203615847U 多用卷尺 Multi-tape
05/28/2014CN203611600U 新型圆规 The new compasses
05/28/2014CN203611599U 一种新型教学尺规 A new teaching ruler
05/28/2014CN103818160A 点划线教学圆规 Dotted line teaching compasses
05/28/2014CN103818159A 安全圆规 Security compasses
05/21/2014CN203600845U 一种数学教学尺 A mathematical teaching ruler
05/21/2014CN203600838U 数学教学辅助教具 Mathematics teaching aids Aids
05/21/2014CN103802555A 设置中性水笔画针的圆规 Set the compass needle strokes neutral water
05/15/2014DE202014003390U1 Zirkel Circle
05/14/2014CN203592830U 定量圆规 Quantitative compasses
05/14/2014CN103786497A 新型教学圆规 New Teaching compasses
05/14/2014CN103786496A 多用数学教具 Multi mathematics teaching aids
05/07/2014CN203588505U 一种多功能教鞭 A multifunctional pointer
05/07/2014CN203580441U 一种黑板用画圆工具 One kind of blackboard Circle tool
05/07/2014CN203580440U 一种新型数学教学用圆规 A new mathematics teaching with a compass
05/07/2014CN203580439U 带锁死结构的圆规 Compasses with lock structure
05/07/2014CN103770536A 设置橡胶支脚的圆规 Set compasses rubber feet
04/2014
04/30/2014CN203567416U Extension-type compasses
04/30/2014CN203567415U Sawtooth-shaped fixed adjustment compass
04/24/2014WO2014026655A3 Template for drawing exact geometric figures with a rotary circular disc and measurement checker, and method for assembly thereof
04/23/2014CN203557893U Pen clip assembly for compasses
04/23/2014CN203557892U Teaching compass
04/23/2014CN203557891U Teaching compasses facilitating drawing
04/23/2014CN203557890U Compass for drawing on blackboard
04/16/2014CN203543454U Multifunctional teaching compass
04/16/2014CN203543453U Arc drawing device with scales
04/16/2014CN203543440U Novel compasses pen
04/09/2014CN203528149U Protractor
04/09/2014CN203528144U Sleeved compasses
04/09/2014CN203528143U Teaching compasses facilitating drawing
04/02/2014CN203511075U Sucker type compasses
04/02/2014CN203511074U Compasses for mathematics teaching
04/02/2014CN203511073U Pencil-lead-pared type compasses
04/02/2014CN203511072U Simple ellipsograph
03/2014
03/26/2014CN203496508U Novel multifunctional drawing compasses
03/26/2014CN103660726A Novel ruler
03/26/2014CN103660725A Novel simple circle drawing ruler and application
03/26/2014CN103659785A Vernier scribing compasses
03/12/2014CN203472353U Compasses and circle center fixing device thereof
03/12/2014CN203472352U Rope compasses
03/12/2014CN203472351U Mathematical drawing device
03/12/2014CN103625178A Safe dividers
03/05/2014CN203460581U Multicolored safety compasses
03/05/2014CN203460570U Multifunctional mechanical pencil
02/2014
02/26/2014CN203449813U Mobile device for compasses
02/26/2014CN203449811U Compasses
02/26/2014CN203449810U Compass capable of reading
02/26/2014CN203449809U Foldable magnetic compasses
02/26/2014CN203449800U Compass pen
02/19/2014CN203438724U Compasses capable of drawing non-coplanar projection circle with specified circle center line and horizontal plane inclination angle
02/12/2014CN203427500U Compass
02/12/2014CN203427499U Multifunctional compasses
02/12/2014CN103568660A Compass
02/12/2014CN103568659A Compass
02/12/2014CN103568658A Compass
02/05/2014CN203418898U 1-50 mm diameter arc quincunx-shaped drawing board
02/05/2014CN103552404A Ruler
01/2014
01/29/2014CN203410211U Compass
01/29/2014CN203410210U Foldable teaching compass
01/29/2014CN203410209U Teaching intelligent distance measuring compasses
01/22/2014CN103522804A Protractor
01/22/2014CN103522801A Intelligent compasses
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