| Patents for B43L 9 - Circular curve-drawing or like instruments (2,793) | |
|---|---|
| 02/2012 | |
| 02/29/2012 | CN202151977U 带笔和修正液的圆规 Compass with pen and correction fluid |
| 02/29/2012 | CN202151968U 三功能中性笔 Three functional gel pen |
| 02/22/2012 | CN202147514U 多用圆规 Multi-compasses |
| 02/22/2012 | CN202147513U 三元一体几何用具 Trinity geometric appliances |
| 02/15/2012 | EP2418094A2 Compass |
| 02/15/2012 | CN202144165U 一种黑板用圆规 One kind of blackboard with a compass |
| 02/15/2012 | CN102350910A Safety compasses capable of erasing |
| 02/15/2012 | CN102350908A Ruler-compasses-angulometer |
| 02/08/2012 | CN202138115U 多功能数学教学用具 Multifunction mathematics teaching aids |
| 02/08/2012 | CN102343747A Safety compass |
| 02/01/2012 | CN202130188U 一种用于金属黑板的可调圆规 An adjustable metal blackboard compasses |
| 02/01/2012 | CN202130187U 一种圆规 One kind of compass |
| 02/01/2012 | CN202130186U 可署名圆规 Compasses can be signed |
| 02/01/2012 | CN202130185U 一种圆规尺 One kind of compass ruler |
| 02/01/2012 | CN202130184U 一种新型圆规 A new compass |
| 02/01/2012 | CN202130183U 教学用吸盘式画圆器 Circle is teaching sucker |
| 02/01/2012 | CN102336098A Teaching compass |
| 02/01/2012 | CN102336097A Compasses |
| 01/2012 | |
| 01/27/2012 | DE202011001880U1 Zirkel mit einer Vollflächenbeschichtung auf zumindest einer Oberfläche Circle with a full-surface coating on at least one surface |
| 01/25/2012 | CN202123849U Multifunctional conic section plotter for teaching |
| 01/25/2012 | CN102328533A Compasses |
| 01/25/2012 | CN102328532A Compass |
| 01/18/2012 | CN202115204U Teaching compasses with magnetic ball |
| 01/18/2012 | CN202115203U Three-leg compasses |
| 01/18/2012 | CN202115202U Scale compass |
| 01/18/2012 | CN202115201U Compass capable of display degree of angle |
| 01/18/2012 | CN202115200U Compasses |
| 01/18/2012 | CN202115199U Multifunctional mathematics teaching ruler |
| 01/18/2012 | CN202115197U Multi-functional surveying and mapping instrument |
| 01/18/2012 | CN202115196U Simple stationery made of waste materials |
| 01/18/2012 | CN202115173U Ruler pen |
| 01/18/2012 | CN202115172U Portable multi-functional pen |
| 01/18/2012 | CN202115171U Convenient pen |
| 01/18/2012 | CN102320205A Compasses |
| 01/18/2012 | CN102320204A Compass |
| 01/12/2012 | DE102010021881B4 Schnellverstellzirkel mit Spindelführung Rapid adjustment with screw Guide |
| 01/11/2012 | CN202106759U Mathematical teaching aid |
| 01/11/2012 | CN202106758U Improved compasses |
| 01/11/2012 | CN202106757U Variable-line compasses |
| 01/11/2012 | CN202106754U Multipurpose compass measuring ruler |
| 01/11/2012 | CN202106751U Ruler for drawing circles arbitrarily |
| 01/11/2012 | CN102310692A Functional compass |
| 01/05/2012 | DE102010034185B3 Zirkel Circle |
| 01/04/2012 | CN202098189U Anti-slip compass |
| 01/04/2012 | CN202098187U Novel ruler |
| 01/04/2012 | CN202098182U Multipurpose ruler |
| 01/04/2012 | CN202098181U Multifunctional architectural decoration drawing template |
| 01/03/2012 | CA2529795C Structure and method for holding and protecting vials in levels |
| 12/2011 | |
| 12/28/2011 | CN202088746U 容易固定的黑板圆规 Easily fixed blackboard compasses |
| 12/28/2011 | CN202088745U 多功能圆规 Multifunction Compass |
| 12/21/2011 | CN202080008U 一种圆规 One kind of compass |
| 12/21/2011 | CN202080005U 黑板用教学演示圆规 Blackboard teaching demonstration compasses |
| 12/21/2011 | CN202080004U 可收缩圆规 Retractable Compass |
| 12/21/2011 | CN202080003U 安全紧凑可折叠圆规 Safety compact folding compass |
| 12/21/2011 | CN202080002U 一种数学教具 A mathematical teaching aids |
| 12/21/2011 | CN202080000U 多功能教学尺 Multifunctional foot |
| 12/21/2011 | CN202079972U 一种圆规自动笔 One kind of compass automatic pen |
| 12/15/2011 | WO2011156726A1 Circular cutter for a sheet product |
| 12/14/2011 | CN202071587U 多功能作图尺 Multifunction foot plot |
| 12/14/2011 | CN202071585U 一种白板专用圆规 One kind of special compasses Whiteboard |
| 12/14/2011 | CN102275429A 与尺子配套的画圆工具 With the ruler tool supporting Circle |
| 12/14/2011 | CN102275428A 一种圆规 One kind of compass |
| 12/09/2011 | DE202011005595U1 Verpackungsanordnung Packaging arrangement |
| 12/08/2011 | WO2011152863A2 Straight edge circle tool |
| 12/07/2011 | CN202062901U 新型圆规 The new Compass |
| 12/07/2011 | CN202062900U 一种防缩针圆规 One kind of shrink compass needle |
| 12/07/2011 | CN202062899U 轴舵承划圆工具 Tools rudder shaft round draw |
| 12/07/2011 | CN202062898U 一种数学教学辅助教具 A mathematical teaching aids aids |
| 12/07/2011 | CN202062897U 教学用圆规尺 Teaching with a compass ruler |
| 12/07/2011 | CN102267319A 一种绘图圆规 One kind of drawing compasses |
| 12/01/2011 | WO2011147594A1 Quick-adjustment compass having spindle guide |
| 12/01/2011 | DE102010021881A1 Schnellverstellzirkel mit Spindelführung Rapid adjustment with screw Guide |
| 11/2011 | |
| 11/30/2011 | CN202057256U 一种能画圆量角测水平垂直度的多功能钢卷尺 One kind of circle protractor can measure horizontal and vertical degrees of versatility steel tape |
| 11/30/2011 | CN202053791U 带变换笔铅旋转头的圆规 Lead with a converted pen rotating head compasses |
| 11/30/2011 | CN202053790U 可伸缩圆规 Scalable compasses |
| 11/30/2011 | CN202053769U 多功能考试笔 Multi-function pen test |
| 11/30/2011 | CN202053751U 可当圆规的笔 But when the compass pen |
| 11/30/2011 | CN102259534A 一种圆规 One kind of compass |
| 11/23/2011 | CN202046103U Multipurpose mathematic rule |
| 11/23/2011 | CN202046102U Multifunctional triangular plate |
| 11/23/2011 | CN202046099U Triangular rule for drawing circle |
| 11/23/2011 | CN202046098U Compass with lead cores and eraser |
| 11/23/2011 | CN202046097U Compasses with rule |
| 11/23/2011 | CN202046096U Dual-purpose compass |
| 11/23/2011 | CN202046095U Eraser compass |
| 11/23/2011 | CN202046089U Circle drawing ruler capable of drawing center of circle |
| 11/23/2011 | CN102248841A Auxiliary device for compasses |
| 11/16/2011 | EP1737678B1 Structure for holding and protecting vials in levels |
| 11/16/2011 | CN202038061U Multipurpose compasses |
| 11/09/2011 | CN202029586U Dual-purpose compass |
| 11/09/2011 | CN202029585U Oval and circumference bisecting compasses |
| 11/09/2011 | CN202029584U Multifunctional ruler for teaching |
| 11/09/2011 | CN102233773A Compasses with magnetic block |
| 11/02/2011 | CN202022009U Drawing device |
| 11/02/2011 | CN202022008U Compasses support |
| 11/02/2011 | CN202022007U Multifunctional plotter |
| 11/02/2011 | CN202022005U Ruler for drawing |
| 11/02/2011 | CN202022004U Ruler with functions of compasses |
| 11/02/2011 | CN202022003U Multifunctional mathematics ruler for students |
| 11/02/2011 | CN202021988U Multifunctional triquetrous pen rule |