Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769) | |
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03/2013 | |
03/20/2013 | CN202806090U Rapid card-coating ruler |
03/20/2013 | CN202806089U Multifunctional drawing ruler |
03/20/2013 | CN202806088U Four-line three-part scriber |
03/20/2013 | CN202806087U 英语教学尺 English Teaching foot |
03/20/2013 | CN202806086U Four-line three-grid drawing device for English language teaching |
03/20/2013 | CN202806085U Angle drawing instrument for mathematical teaching |
03/20/2013 | CN202806084U Multifunctional protractor |
03/20/2013 | CN202806083U 教学用组合板 Teaching a combination plate |
03/20/2013 | CN202806082U Angle rule with arc edge |
03/20/2013 | CN202806077U 多功能教学尺 Multifunctional foot |
03/20/2013 | CN202806076U Telescopic math instructional ruler |
03/20/2013 | CN202806075U Multifunctional teaching triangular rule |
03/20/2013 | CN202806074U Instructional multifunctional ruler |
03/20/2013 | CN102975533A Adjustable angle square |
03/20/2013 | CN101412340B Mobile type drawing disk |
03/13/2013 | CN202782375U Function plotter |
03/13/2013 | CN202782374U Three grid line drawing device for English teaching |
03/13/2013 | CN202782373U Portable angular bisector drawing instrument |
03/13/2013 | CN202782372U Multi-functional mathematical teaching ruler |
03/13/2013 | CN202782371U Angle drawer |
03/13/2013 | CN202782370U Demonstration tool for geometric teaching |
03/13/2013 | CN202782369U Mechanical drawing template for student |
03/13/2013 | CN202782368U Multifunctional triangular rule for teaching primary school mathematics teaching |
03/13/2013 | CN202782367U Ruler device for mathematic teaching |
03/13/2013 | CN202782366U Chalkboard dust collector |
03/13/2013 | CN202782365U Telescopic mathematics teaching tool |
03/13/2013 | CN202782363U Regularly polygonal special compasses |
03/13/2013 | CN202782356U Combined multiple-leg compasses |
03/13/2013 | CN202782352U Folding ruler |
03/13/2013 | CN102963181A Scribing device |
03/13/2013 | CN102963178A Multifunctional drawing instrument |
03/13/2013 | CN102963177A Multi-functional ruler |
03/06/2013 | CN202764543U English mark scraper |
03/06/2013 | CN202764542U Mathematical function curve coordinatometer |
03/06/2013 | CN202764541U Multifunctional protractor |
03/06/2013 | CN202764540U Multifunctional teaching aid |
03/06/2013 | CN202764539U Novel rotating angle-measuring instrument |
03/06/2013 | CN202764538U Trilateral-shaped angle ruler |
03/06/2013 | CN202764537U Unit angle division box ruler for trisection angle |
03/06/2013 | CN202764536U Geometer sketchpad |
03/06/2013 | CN202764533U Triangular rule |
03/06/2013 | CN202764470U Multifunctional book end |
03/06/2013 | CN102950940A Multifunctional ruler |
02/2013 | |
02/27/2013 | CN202753663U Teaching tool for drawing of matt and four line grid |
02/27/2013 | CN202753662U Parallel line fast drawing teaching tool used for mathematical education |
02/27/2013 | CN202753661U Device for drawing ellipses and circles |
02/27/2013 | CN202753660U Ruler |
02/27/2013 | CN202753659U Polygon combination tool |
02/27/2013 | CN202753658U Line tool for teaching |
02/27/2013 | CN202753657U Deviation ruler |
02/27/2013 | CN202753656U Compass for teaching |
02/27/2013 | CN202753654U Multifunctional triangular rule |
02/27/2013 | CN202753651U Sketch board integrated with painting brush board |
02/21/2013 | US20130042488 Contour Tracing Tool |
02/20/2013 | CN202747951U Multifunctional ruler |
02/20/2013 | CN202742910U Multifunctional math ruler |
02/20/2013 | CN202742909U Line drawing tool used by Chinese teacher |
02/20/2013 | CN202742908U Combined drawing rule |
02/20/2013 | CN202742907U 多功能尺 Multifunction foot |
02/20/2013 | CN102935779A 绘图尺 Drawing ruler |
02/18/2013 | CA2749552A1 Contour tracing tool |
02/13/2013 | EP2556965A1 Board describing or showing reality in four dimensions, a universal plotter and a scientific measurement and learning tool |
02/13/2013 | CN202727760U Multifunctional meter ruler |
02/13/2013 | CN202727759U Multifunctional mathematical teaching appliance |
02/13/2013 | CN202727758U Novel geometric teaching aid |
02/13/2013 | CN202727757U Combined geometric teaching aid |
02/13/2013 | CN202727756U Multipurpose teaching ruler |
02/13/2013 | CN202727755U Ruler with mirror |
02/13/2013 | CN202727754U Mark number template for cadre personnel archive materials |
02/13/2013 | CN202727753U Multifunctional ruler for mathematics teaching |
02/13/2013 | CN202727752U Novel drawing board |
02/13/2013 | CN202727744U 一种直尺 One kind of ruler |
02/13/2013 | CN202727741U Mechanical drawing board |
02/07/2013 | WO2013019657A1 A personal scoring tool |
02/07/2013 | WO2013017863A2 Craft board |
02/06/2013 | CN202720802U Middle school mathematics trigonometry teaching aid |
02/06/2013 | CN202716635U Polar coordinate type plane curve drawing instrument |
02/06/2013 | CN202716634U Math ruler |
02/05/2013 | US8365425 Chart specific navigation plotter and method for inexpensive production thereof |
02/05/2013 | CA2639198C Coloring sheet |
01/2013 | |
01/30/2013 | CN202703032U Scriber for English teaching |
01/30/2013 | CN202703031U Slide-rail type parallel line set square |
01/30/2013 | CN202703030U Multifunctional orientation ruler |
01/30/2013 | CN202703029U Water writing cloth |
01/30/2013 | CN202703028U Grid drawing board |
01/30/2013 | CN202703027U Multifunctional blackboard slot |
01/30/2013 | CN202703026U Angle gauge allowing angle to be measured and drawn simultaneously |
01/30/2013 | CN202703025U Secure and convenient mathematics board |
01/30/2013 | CN202703012U 多功能黑板 Multifunction blackboard |
01/30/2013 | CN102896954A Universal geometric construction board |
01/30/2013 | CN102896953A Quincuncial circular arc drawing board |
01/30/2013 | CN102896952A Transcription lattice fixing plate |
01/30/2013 | CN102896949A Protractor |
01/29/2013 | US8359756 Scribing apparatus and scribing method |
01/23/2013 | CN202692860U Multi-functional surveying and mapping ruler |
01/23/2013 | CN202685692U Convenient ruler |
01/23/2013 | CN202685691U Mathematical angle metering ruler |
01/23/2013 | CN202685690U Multi-functional mathematics teaching aid |
01/23/2013 | CN202685689U Punching template |
01/23/2013 | CN202685688U Convenient multi-functional ruler |