| Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769) |
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| 09/28/2011 | CN102198774A I-shaped (angle-dividing) ruler |
| 09/21/2011 | CN201979955U 一种多功能考试涂卡器 Tuka is a versatile test |
| 09/21/2011 | CN201979954U 词语划格板 Words Hatch board |
| 09/21/2011 | CN201979953U 语文教学用滚动式划线装置 Language teaching rolling scribing device |
| 09/21/2011 | CN201979952U 一种英语教学用画线器 One kind of English teaching by drawing a line |
| 09/21/2011 | CN201979951U 新型英语教学用画线器 The new English teaching by drawing a line |
| 09/21/2011 | CN201979950U 语文教学用划线器 Language teaching scribe |
| 09/21/2011 | CN201979949U 五线谱划线笔 Stave crossed pen |
| 09/21/2011 | CN201979948U 一种新型划线器 A new scribe |
| 09/21/2011 | CN201979947U 语文教学用板书画格器 Language teaching calligraphy grid control board |
| 09/21/2011 | CN201979946U 一种教学用划线器 A teaching by scribe |
| 09/21/2011 | CN201979945U 一种英语三格划线尺 One kind of English Sange crossed feet |
| 09/21/2011 | CN201979944U 改进的量角器 Improved protractor |
| 09/21/2011 | CN201979943U 一种语文教学用画格装置 A language teaching tile unit |
| 09/21/2011 | CN201979942U 一种教学用画格尺 Ruler with a teaching painting |
| 09/21/2011 | CN201979941U 坐标图板 Coordinate drawing board |
| 09/21/2011 | CN201979940U 数学教师用画尺 Mathematics teacher with a painting ruler |
| 09/21/2011 | CN201979939U 一种组合量尺 A combination ruler |
| 09/21/2011 | CN201979931U 一种组合数学教具 A combination of mathematics teaching aids |
| 09/21/2011 | CN201979929U 多功能绘图尺 Multifunctional drawing ruler |
| 09/21/2011 | CN201979928U 多功能绘图尺 Multifunctional drawing ruler |
| 09/21/2011 | CN201979927U 组合式小学数学教学尺 Combined Primary Mathematics Teaching feet |
| 09/21/2011 | CN201979926U 多功能教学尺 Multifunctional foot |
| 09/21/2011 | CN201979925U 教学用几何模板 Teaching geometry template |
| 09/21/2011 | CN201979924U 墙体套尺 Wall sets foot |
| 09/21/2011 | CN201979923U Multi-purpose and intelligent straight ruler |
| 09/21/2011 | CN201979922U 多功能尺 Multifunction foot |
| 09/21/2011 | CN201979919U 语文数学教学多用尺 Multi-language teaching mathematics with a ruler |
| 09/20/2011 | US8021158 Measurement instruction apparatus |
| 09/20/2011 | US8020306 Non-marring high-precision marking and measuring tool |
| 09/14/2011 | EP2365478A1 Writing and painting teaching aid and writing device, in particular for use in connection with the teaching aid |
| 09/14/2011 | CN201970729U 划线器具 Scribing equipment |
| 09/14/2011 | CN201970728U 一种五线谱划线装置 One kind of sheet music scribing device |
| 09/14/2011 | CN201970727U 一种画圆三角板 One kind of circle triangle |
| 09/14/2011 | CN201970726U 一种带磁铁的量角器 A protractor with magnets |
| 09/14/2011 | CN201970725U 一种带磁铁的三角板 A triangle with magnet |
| 09/14/2011 | CN201970710U 一种新式尺 A new kind of ruler |
| 09/14/2011 | CN201970709U 一种新型的多功能尺子 A novel multifunctional ruler |
| 09/14/2011 | CN201970708U 一种直尺 One kind of ruler |
| 09/14/2011 | CN201970707U 一种数学教学用尺 A mathematical teaching ruler |
| 09/14/2011 | CN201970706U 一种曲面测绘半圆仪 One kind of surface mapping instrument semicircle |
| 09/14/2011 | CN201970705U 一种课堂多用数学教具 One kind of multi-purpose classroom mathematics teaching aids |
| 09/14/2011 | CN201970704U 可调式三角尺 Adjustable triangle ruler |
| 09/14/2011 | CN201970702U 组合绘图尺 Combination of drawing ruler |
| 09/14/2011 | CN201970701U 一种数学教学用组合尺 A mathematical teaching portfolio feet |
| 09/14/2011 | CN201970700U 折叠式多功能绘图尺 Folding multipurpose drawing ruler |
| 09/14/2011 | CN201970699U 一种直尺 One kind of ruler |
| 09/14/2011 | CN201970697U 一种带水平仪的三角板 A tape horizontal instrument triangle |
| 09/14/2011 | CN201970696U 一种圆形尺子 A round ruler |
| 09/14/2011 | CN201970694U 多用直尺 Multi-ruler |
| 09/14/2011 | CN201970693U 一种尺 One kind of ruler |
| 09/14/2011 | CN201970685U 带直尺的黑板 Blackboard with ruler |
| 09/07/2011 | CN201961029U 教学四线格 Teaching four-wire grid |
| 09/07/2011 | CN201961028U 一种用于画田字格的三线刷 A three-wire brush painting swastika grid |
| 09/07/2011 | CN201961027U 间距调节式格线画规 Adjustable spacing grid lines drawn Regulation |
| 09/07/2011 | CN201961026U 多功能量角器 Multifunctional protractor |
| 09/07/2011 | CN201961025U 护指笔垫 Finger pen pad |
| 09/07/2011 | CN201961024U 一种数学教学用三角尺 A mathematical teaching triangular ruler |
| 09/07/2011 | CN201961023U 高等数学绘图板 Higher Mathematics drawing board |
| 09/07/2011 | CN201961022U 防伤害三角尺 Triangle foot injury prevention |
| 09/07/2011 | CN201961021U 一种数学多用尺 A mathematical multi-scale |
| 09/07/2011 | CN201961020U 一种多功能量角器 A multifunctional protractor |
| 09/07/2011 | CN201961019U 一种教学多用尺 A teaching multi-purpose foot |
| 09/07/2011 | CN201961018U 三角尺量角器组合体 Triangle ruler protractor combination |
| 09/07/2011 | CN201961017U 三等份分角仪 Trisections points goniometer |
| 09/07/2011 | CN201961007U 一种组合绘图板 A combination drawing board |
| 09/07/2011 | CN201961006U 折叠式多功能绘图尺 Folding multipurpose drawing ruler |
| 09/07/2011 | CN201961002U 一种多功能套尺 A multifunctional sets foot |
| 09/07/2011 | CN201961001U 多功能教学尺 Multifunctional foot |
| 09/07/2011 | CN201960997U 一种多功能尺 A multifunctional foot |
| 09/07/2011 | CN201960990U 一种多功能尺 A multifunctional foot |
| 08/31/2011 | CN201951112U 可拆卸黑板擦 Removable eraser |
| 08/31/2011 | CN201951107U 化学常见加热玻璃仪器图形尺 Chemical common foot heated glass instrument graphics |
| 08/31/2011 | CN201951106U 现场绘图仪 Field Plotter |
| 08/31/2011 | CN201951105U 教学用等间距画线器 Teaching drawing a line equidistant |
| 08/31/2011 | CN201951104U 英语教学画线模板尺 English teaching template ruler to draw lines |
| 08/31/2011 | CN201951103U 画四线的直尺 Draw four lines ruler |
| 08/31/2011 | CN201951102U 一种五线谱划线装置 One kind of sheet music scribing device |
| 08/31/2011 | CN201951101U 一种英语教学划线器 One kind of English teaching scribe |
| 08/31/2011 | CN201951100U 一种语文教学用画格器 Teaching a language with a painting grid control |
| 08/31/2011 | CN201951099U 一种多功能绘图仪 A multifunctional plotter |
| 08/31/2011 | CN201951098U 数学教学用的组合绘图尺 Combinatorial mathematics teaching drawing ruler |
| 08/31/2011 | CN201951097U 圆规三角尺 Compasses triangle ruler |
| 08/31/2011 | CN201951086U 多功能直尺 Multifunctional ruler |
| 08/31/2011 | CN201951085U 一种方便尺子 A convenient ruler |
| 08/31/2011 | CN201951079U 考试答题卡用答题尺 Exam answer sheet with the answer ruler |
| 08/31/2011 | CN201951078U 新型l型尺子 The new l-type ruler |
| 08/31/2011 | CN201951075U 一种数学教学用尺 A mathematical teaching ruler |
| 08/31/2011 | CN201951074U Multifunctional combined ruler |
| 08/31/2011 | CN201951073U 具有标记功能的语文阅读用尺 Tagged functional language reading ruler |
| 08/31/2011 | CN201951050U 英语教学画线笔 English teaching drawing a line pen |
| 08/31/2011 | CN201951047U 画线用笔架 Draw lines with penholder |
| 08/24/2011 | CN201941439U 设置镂空地图轮廓的文具 Set hollow outline map stationery |
| 08/24/2011 | CN201941438U 英语书写划格器 Hatch is written in English |
| 08/24/2011 | CN201941437U 平行尺 Parallel ruler |
| 08/24/2011 | CN201941436U 英文三格线划线装置 English three grid lines crossed device |
| 08/24/2011 | CN201941435U 一种平行划线器 Provided a parallel scribe |
| 08/24/2011 | CN201941434U 三等分角器 Angle trisection |
| 08/24/2011 | CN201941433U 数学教师用稳固式作图工具 Mathematics teacher with a solid style drawing tools |
| 08/24/2011 | CN201941432U 可调式梁端中线画规 Adjustable beam end midline painting Regulation |