Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769) | |
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05/2013 | |
05/01/2013 | CN202911399U Drawing rule special for business administration enterprise strategy education |
05/01/2013 | CN202911398U Foldable triangular rule |
05/01/2013 | CN202911397U Multifunctional mathematics learning tool |
05/01/2013 | CN202911396U Ruler for filling in statistical table |
05/01/2013 | CN202911395U Ruler |
05/01/2013 | CN202911386U Methane model set square |
05/01/2013 | CN202911385U Mathematics teaching dividing ruler |
05/01/2013 | CN103075941A Goniometer |
05/01/2013 | CN103072411A Drawing device with functions of set square, compasses and protractor |
04/2013 | |
04/24/2013 | CN202896078U Ruler shaped like Chinese character 'tian' for Chinese teaching |
04/24/2013 | CN202896077U Drawing template |
04/24/2013 | CN202896076U Retractable English teaching scriber |
04/24/2013 | CN202896075U English language teaching marking-off plate |
04/24/2013 | CN202896074U Teaching straightedge with function of drawing circle |
04/24/2013 | CN202896073U Angle ruler for mechanical drawing teaching |
04/24/2013 | CN202896072U Drawing board for advanced mathematics teaching |
04/24/2013 | CN202896071U 组合尺 Combination foot |
04/24/2013 | CN202896070U Combined ruler |
04/24/2013 | CN202896069U Multifunctional plotting instrument |
04/24/2013 | CN202896068U Hand protection cutter ruler |
04/24/2013 | CN202896067U Protractor |
04/24/2013 | CN202896066U Multifunctional compasses for mathematical education |
04/24/2013 | CN202896065U Compass with amending function |
04/24/2013 | CN202896059U Multifunctional triangle ruler for accountant |
04/24/2013 | CN202896058U 尺子 Ruler |
04/24/2013 | CN202896056U Assembly type multipurpose straight rule |
04/24/2013 | CN202896047U Mathematic teaching plate with labor saved and drawing easy to achieve |
04/24/2013 | CN103065542A Numerical control whiteboard plotter for teaching |
04/23/2013 | US8424216 Dual-side engraving system |
04/17/2013 | CN202879058U Multipurpose card fill-out device |
04/17/2013 | CN202879057U Three-grid setting-out device for English language teaching |
04/17/2013 | CN202879056U Teaching tool for primary school mathematics |
04/17/2013 | CN202879055U Multi-functional mathematics teaching aid |
04/17/2013 | CN202879054U Drawing ruler for teaching |
04/17/2013 | CN202879053U Novel math multipurpose ruler |
04/17/2013 | CN202879052U Coordinate measuring device for mathematical statistic analysis |
04/17/2013 | CN202879051U Multifunctional ruler |
04/17/2013 | CN202879050U Ruler device for mathematics teaching |
04/17/2013 | CN202879049U Notebook for blind people |
04/17/2013 | CN202879048U Novel plotting instrument |
04/17/2013 | CN202879047U Portable teaching set square |
04/17/2013 | CN202879046U Ruler with compass |
04/17/2013 | CN202879045U Multipurpose ruler for horizontally and vertically drawing lines |
04/17/2013 | CN202879044U Multifunctional protractor |
04/17/2013 | CN202879035U Combined ruler protractor set square |
04/17/2013 | CN202879034U Set square |
04/17/2013 | CN202879032U Multifunctional set square |
04/17/2013 | CN202879031U Multifunctional straight scale |
04/17/2013 | CN202879030U Multifunctional set square |
04/17/2013 | CN103042865A Teaching multipurpose ruler |
04/10/2013 | CN202862946U Hollow track handwriting formwork |
04/10/2013 | CN202862945U Multifunctional stationery ruler |
04/10/2013 | CN202862944U Four-line ruling device used for English teaching |
04/10/2013 | CN202862943U Marking gage used for art teaching |
04/10/2013 | CN202862942U Line drawing board for Pinyin teaching |
04/10/2013 | CN202862941U Lineation device for teaching |
04/10/2013 | CN202862940U Multifunctional teaching tool for teaching |
04/10/2013 | CN202862939U Square-drawing machine for Chinese teaching |
04/10/2013 | CN202862938U Triangle for drawing triangles on blackboard |
04/10/2013 | CN202862937U Math teaching aid used for drawing straight lines on blackboard |
04/10/2013 | CN202862936U Protractor |
04/10/2013 | CN202862935U Mathematical combination rule |
04/10/2013 | CN202862928U Geometry teaching ruler |
04/10/2013 | CN202862927U Ruler |
04/10/2013 | CN103029496A Novel angle gauge |
04/04/2013 | WO2013017863A3 Craft board |
04/03/2013 | CN202847258U Multifunctional ruler for mathematics |
04/03/2013 | CN202847257U Angle flat separator |
04/03/2013 | CN202847256U Multifunctional ruler |
04/03/2013 | CN202847255U Multifunctional teaching set square |
04/03/2013 | CN202847254U Angle trisection device |
04/03/2013 | CN202847253U Multifunctional ruler |
04/03/2013 | CN202847243U Multifunctional T-shaped ruler |
04/03/2013 | CN202847240U Ruler special for accountant |
04/03/2013 | CN202847233U Multifunctional electronic blackboard |
03/2013 | |
03/27/2013 | CN202826882U Writing plate |
03/27/2013 | CN202826881U Adjustable type line drawing box used for phonics teaching |
03/27/2013 | CN202826880U Detachable ruler for drawing parallel lines |
03/27/2013 | CN202826879U Heat humidity ratio line meter |
03/27/2013 | CN202826878U Multifunctional teaching aid |
03/27/2013 | CN202826877U Ruler tool device capable of bringing convenience to mathematical teaching |
03/27/2013 | CN202826876U Multifunctional teaching triangular plate |
03/27/2013 | CN202826875U Ruler and compass unit |
03/27/2013 | CN202826874U Multifunctional protractor |
03/27/2013 | CN202826873U Double-wheel straightedge rule |
03/27/2013 | CN202826872U Novel electric washed blackboard |
03/27/2013 | CN202826871U Multifunctional protractor |
03/27/2013 | CN202826864U Marking tool for concentric circles and parallel lines |
03/27/2013 | CN202826861U Multifunctional set square |
03/27/2013 | CN202826860U Multifunctional student ruler |
03/27/2013 | CN202826859U Novel ruler |
03/27/2013 | CN102991225A Card scribbling eraser |
03/27/2013 | CN102991221A Triangular plate |
03/27/2013 | CN102991220A Line drawing rule |
03/27/2013 | CN102991219A Rule |
03/27/2013 | CN102991218A Multifunctional ruler |
03/27/2013 | CN102991217A Multi-purpose scale |
03/27/2013 | CN102991209A Angle measuring triangular rule |
03/27/2013 | CN102991208A Combined drawing board |
03/26/2013 | US8402670 Tensile bar marking fixture |