| Patents for B43L 9 - Circular curve-drawing or like instruments (2,793) | |
|---|---|
| 08/2011 | |
| 08/24/2011 | CN201941421U 一种能储存铅芯的圆规 One kind of energy storage lead core compasses |
| 08/24/2011 | CN201941420U 一种新型圆规 A new compass |
| 08/24/2011 | CN201941419U 可折叠圆规 Foldable Compass |
| 08/24/2011 | CN201941418U 带卷尺的圆规 Compass with a tape measure |
| 08/24/2011 | CN201941417U 一种圆规架 One kind of aircraft compasses |
| 08/24/2011 | CN201941416U 简易画圆器 Simple circle is |
| 08/24/2011 | CN201941415U 多功能教具 Multifunctional Aids |
| 08/24/2011 | CN201941411U 一种组合教具 A combination of teaching aids |
| 08/24/2011 | CN201941409U 多功能圆规折尺 Multifunction compass folding ruler |
| 08/24/2011 | CN201941408U 一种语文数学英语多用尺 Mathematics, English and more in a language with a ruler |
| 08/24/2011 | CN201941407U 一种多功能教具 A multifunctional aids |
| 08/24/2011 | CN201941405U 多功能直尺 Multifunctional ruler |
| 08/24/2011 | CN201941359U 带圆规的笔 Pens with compasses |
| 08/17/2011 | CN201931865U 一种新型三角尺规 A new triangle ruler |
| 08/17/2011 | CN201931862U 一种组合式尺规 A modular ruler |
| 08/17/2011 | CN201931861U 一种新型圆规 A new compass |
| 08/17/2011 | CN201931858U 一种数学教学尺 A mathematical teaching ruler |
| 08/17/2011 | CN201931856U 多功能尺 Multifunction foot |
| 08/17/2011 | CN201931855U 一种多功能尺 A multifunctional foot |
| 08/17/2011 | CN201931851U 多功能直角三角尺 Multifunction right angle triangle ruler |
| 08/17/2011 | CN201931829U 一种多功能直尺 A multifunctional ruler |
| 08/17/2011 | CN102152694A 圆规 Compasses |
| 08/11/2011 | DE102010007721A1 Universal instrument pencil for use as e.g. drawing pencil in mechanical sector, has groove with measuring slide for caliper gauge, side piece comprising hole for holding pencil insert, and clip accommodating holder for engaging angle meter |
| 08/10/2011 | CN201922786U 一种数学教学用画图器 A mathematical teaching drawing device |
| 08/10/2011 | CN201922780U 教学圆规三角板 Teaching compasses triangle |
| 08/10/2011 | CN201922779U 一种方便圆规 A convenient compasses |
| 08/10/2011 | CN201922778U 一种多功能圆规 A multifunctional compasses |
| 08/10/2011 | CN201922777U 一种改进圆规 An improved compasses |
| 08/10/2011 | CN201922776U 一种多功能圆规 A multifunctional compasses |
| 08/10/2011 | CN201922775U 一种多功能圆规 A multifunctional compasses |
| 08/10/2011 | CN201922774U 一种改良圆规 An improved compasses |
| 08/10/2011 | CN201922773U 一种多功能圆规 A multifunctional compasses |
| 08/10/2011 | CN201922772U 带直尺的圆规 Compass with ruler |
| 08/10/2011 | CN201922767U 多功能快捷防滑尺规 Versatile and efficient non-slip ruler |
| 08/10/2011 | CN201922765U 一种数学教学用直尺 A mathematical teaching ruler |
| 08/10/2011 | CN201922764U 尺规两用器 Ruler of dual control |
| 08/10/2011 | CN201922763U 多用途直角三角尺 Versatile right-angle triangle ruler |
| 08/10/2011 | CN201922762U 一种尺规器 One kind of ruler is |
| 08/10/2011 | CN201922748U 组合圆规 Combination compasses |
| 08/03/2011 | CN201913963U 角度测量板 Angle measurement board |
| 08/03/2011 | CN201913962U 一种新型圆规仪 A new compass instrument |
| 08/03/2011 | CN201913956U 一种教师板书用具 A means for teachers writing on the blackboard appliances |
| 08/02/2011 | CA2535587C Multi-purpose hand tool and scribing apparatus utilizing multi-purpose hand tool |
| 07/2011 | |
| 07/27/2011 | CN201909592U Tape measure with angle disk |
| 07/27/2011 | CN201907327U Multifunctional graduated scale |
| 07/27/2011 | CN201907325U Compass ruler |
| 07/20/2011 | CN201900893U Triangular ruler of bow compasses |
| 07/20/2011 | CN201900892U Combined compasses for students |
| 07/20/2011 | CN201900861U Ruler-pen set special for students |
| 07/13/2011 | CN201895505U Three-in-one compasses |
| 07/13/2011 | CN201895504U Multifunction drawing instrument |
| 07/13/2011 | CN201895491U Compass pen |
| 07/07/2011 | US20110162220 Wallboard cutting tool |
| 07/06/2011 | CN201890041U Teaching compasses |
| 07/06/2011 | CN201890040U Multipurpose compass |
| 07/06/2011 | CN201890039U Compasses |
| 07/06/2011 | CN201890038U Multifunctional ruler for student |
| 06/2011 | |
| 06/29/2011 | EP2337691A1 Compass |
| 06/29/2011 | CN201881759U Torque-adjusting compasses |
| 06/29/2011 | CN201881758U Supporting rod of compasses capable of preventing stab injuries |
| 06/29/2011 | CN201881757U Compass |
| 06/29/2011 | CN201881756U Compass with blade |
| 06/29/2011 | CN201881755U Convenient compasses |
| 06/29/2011 | CN201881754U Compass |
| 06/29/2011 | CN201881753U Multifunctional math teaching aid |
| 06/29/2011 | CN201881751U Combined scale for mathematics teaching |
| 06/29/2011 | CN201881749U Ruler capable of assisting circle drawing in ruler measuring range |
| 06/29/2011 | CN201881748U Teaching compass ruler |
| 06/29/2011 | CN201881747U Ruler with compass |
| 06/22/2011 | CN201872479U Drawing tool for teaching |
| 06/22/2011 | CN201872476U Free telescopic compasses |
| 06/22/2011 | CN201872475U Compasses for teaching |
| 06/22/2011 | CN201872474U Compasses |
| 06/15/2011 | CN201863584U Multifunctional combination drawing tool |
| 06/15/2011 | CN201863583U Multifunctional combination ruler |
| 06/15/2011 | CN201863582U Compasses |
| 06/15/2011 | CN201863581U Novel compasses |
| 06/15/2011 | CN201863580U Cyclograph |
| 06/08/2011 | CN201856530U Multifunctional compasses |
| 06/08/2011 | CN201856529U Multi-thread compasses |
| 06/08/2011 | CN201856528U Double-piece type fastening scale compasses |
| 06/01/2011 | CN201849177U Geometrical template for student |
| 06/01/2011 | CN201849174U Teaching compasses |
| 06/01/2011 | CN201849173U Bow compass with angle gauge |
| 06/01/2011 | CN201849172U Long-span compasses |
| 06/01/2011 | CN201849171U Compasses with ruler |
| 06/01/2011 | CN201849170U Multifunctional compasses |
| 06/01/2011 | CN201849169U Magnetic compasses |
| 06/01/2011 | CN201849162U Compass ruler |
| 06/01/2011 | CN201849158U Multifunctional teaching ruler |
| 06/01/2011 | CN201849157U Compass ruler for students |
| 06/01/2011 | CN102079204A Double-writing pattern drawing instrument |
| 05/2011 | |
| 05/25/2011 | CN201841833U Multifunctional triangle |
| 05/25/2011 | CN201841831U Dividing ruler for compasses |
| 05/25/2011 | CN201841830U Novel compass |
| 05/25/2011 | CN201841808U Multipurpose pen with ruler and compasses |
| 05/25/2011 | CN201841806U Multifunctional pen |
| 05/24/2011 | US7946042 Apparatus and a method for drafting a framework for a pattern |
| 05/18/2011 | CN201833766U Multifunctional combination drawing tool |
| 05/18/2011 | CN201833763U Simple compasses |