Patents
Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769)
03/2015
03/03/2015US8966776 Laser square
02/2015
02/11/2015CN204149726U 多功能简易作图印章 Multifunction simple mapping seal
02/11/2015CN204149725U 一种经济管理专用组合尺 An economic management special combination feet
02/11/2015CN204149724U 防近视器 Myopia prevention device
02/11/2015CN204149723U 一种多用途画板 A multipurpose Sketchpad
02/11/2015CN204149722U 一种教学尺 A teaching feet
02/11/2015CN204149720U 弧度规 Radian regulation
02/11/2015CN104339946A 一种制图与绘画模板 One kind of drawing and painting template
02/11/2015CN104339945A 几何印章 Seal geometry
02/11/2015CN104339944A 旋转活动量角器 Activities rotation protractor
02/04/2015CN204142117U 全圆量角器 Full circle protractor
02/04/2015CN204136656U 工业设计手绘循环利用装置 Industrial design hand-painted recycling equipment
02/04/2015CN204136655U 一种多功能三角板 A multifunctional triangle
02/04/2015CN204136654U 多功能教学装置 Multifunctional devices
02/04/2015CN204136653U 一种多功能量角器 A multifunctional protractor
02/04/2015CN204136652U 一种多用途的教学用具 A versatile teaching tool
02/04/2015CN103144469B 一种制图辅助调节装置 One kind of drawing auxiliary adjusting device
01/2015
01/28/2015CN204123860U 数学用坐标系曲线绘制图板 Mathematical curve plotted drawing board with coordinates
01/28/2015CN204123859U 数学用具有角度测绘功能的尺子 Mathematics with a ruler with an angle mapping function
01/28/2015CN104309374A 生物显微结构绘图装置 Biological microstructure drawing device
01/28/2015CN104309373A 一种基于视觉的多功能绘图仪 Based on a visual multifunctional plotter
01/28/2015CN104309372A 经济学教学用条形图绘图器 Teaching economics with a bar chart plotter
01/27/2015US8939918 Calibration and measurement system
01/21/2015CN204109631U 一种英语教学器材 One kind of English teaching equipment
01/21/2015CN204109630U 新型英语划线器 The new English scribe
01/21/2015CN204109629U 一种多功能数学绘图尺 A versatile mathematical drawing ruler
01/21/2015CN204109628U 一种用于绘制楼梯图纸的工具 A drawing tool for drawing stairs
01/21/2015CN204109627U 多功能量角器 Multifunction protractor
01/21/2015CN204109626U 一种教学用教学尺 A teaching by teaching foot
01/21/2015CN204109606U 一种多功能粉笔套 A multifunctional chalk sets
01/21/2015CN104290505A 一种可变宽度的尺子 A variable width ruler
01/15/2015US20150013176 Adjustable Grid Drawing Frame
01/14/2015CN204095370U 一种五线谱粉笔擦 One kind stave rub chalk
01/14/2015CN204095366U 一种答题卡阅卷器 One kind of answer sheet marking device
01/14/2015CN204095365U 英语教学划线器 English Teaching scribe
01/14/2015CN204095364U 一种气动式英语四线格划线装置 One kind of pneumatic equipment crossed the English four-wire grid
01/14/2015CN204095356U 一种作图工具 One kind of drawing tools
01/08/2015WO2015002970A1 Drawing apparatus
01/07/2015CN204077174U 门板拉手定位装置 Door handle positioning device
01/07/2015CN204077173U 一种多功能画图模板 A versatile drawing template
01/07/2015CN204077172U 一种英语教学划线器 One kind of English teaching scribe
01/07/2015CN204077171U 地理测量测绘装置 Geodetic Surveying equipment
01/07/2015CN204077170U 绘制角度和圆的绘图笔 Draw angles and round pen
01/07/2015CN204077169U 一种磁式多功能机械制图教学尺 A magnetic-foot multi-function mechanical drawing teaching
01/07/2015CN204077162U 一种用于英语教学的黑板 A blackboard for teaching English
01/06/2015US8925210 Digital marking gauge
12/2014
12/31/2014CN204055084U 一种可调节英语划线器 An adjustable English scribe
12/31/2014CN204055083U 数学教学用画线尺 Mathematics teaching ruler to draw lines
12/31/2014CN204055082U 一种英语教具 One kind of English teaching aids
12/31/2014CN204055081U 一种数学教学用多功能尺 A mathematical teaching multifunction foot
12/31/2014CN204055080U 数学教学用画线尺 Mathematics teaching ruler to draw lines
12/31/2014CN204055079U 一种新型多功能绘图仪 A new multi-function plotter
12/31/2014CN204055078U 一种几何尺 One kind of geometric ruler
12/31/2014CN204055077U 一种准确描绘定桨风机中叶尖截面形状和尺寸的工具 Depict an accurate fixed-blade fan in tip-sectional shape and size of the tool
12/31/2014CN204055076U 一种教学用多功能数学尺 A teaching mathematics with multifunction foot
12/31/2014CN204055067U 一种用于数学教学的黑板 A blackboard teaching mathematics for
12/31/2014CN204048659U 一种带临摹功能的坐姿矫正架 Posture correction frame with a copy of a function
12/31/2014CN204048639U 一种绘图桌 One kind of drawing tables
12/30/2014US8919003 Parallel straightedge drafting board
12/24/2014CN204037176U 语文教学用规范字体书写尺 Language teaching norms typeface feet
12/24/2014CN204037175U 一种多功能数学教学用组合尺 A versatile combination of mathematics teaching ruler
12/24/2014CN204037174U 一种多功能数学教具 A multifunctional mathematics teaching aids
12/24/2014CN204037173U 三视图迅捷绘图尺 Three-view drawing quick feet
12/24/2014CN204037172U 多功能教学尺 Multifunctional foot
12/24/2014CN204037171U 一种教学专用智能电子直尺 Special kind of teaching intelligent electronic ruler
12/24/2014CN204037170U 语文教学用书写画线尺 Language teaching writing ruler to draw lines
12/24/2014CN204037169U 一种新型量角器 A new protractor
12/24/2014CN204037168U 一种便捷三角绘图尺 Drawing a convenient triangle ruler
12/24/2014CN204037167U 多功能绘图仪 Multifunction plotter
12/24/2014CN204037166U 一种多功能测量工具 A versatile measurement tool
12/24/2014CN204037161U 一种教学尺子 A teaching ruler
12/24/2014CN204037159U 书写调整板 Writing adjustment plate
12/24/2014CN104228423A 折轴滑动分角器 Fold axis slide points Angle
12/24/2014CN104228422A 四线格绘画器 Painting is a four-wire grid
12/24/2014CN104228421A 一种360度旋转量角器 One kind of 360-degree rotating protractor
12/24/2014CN103072411B 具有三角板圆规量角器功能的绘图装置 Drawing device has compass protractor triangle function
12/23/2014US8915739 Coloring sheet
12/17/2014CN204029198U 一种多功能绘图教鞭 A versatile graphics pointer
12/17/2014CN204020339U 英语教学划线装置 English Teaching scribing device
12/17/2014CN204020338U 一种快速放缩画尺 A quick zoom scale paintings
12/17/2014CN204020337U 英语教学辅助装置 English Teaching assist device
12/17/2014CN204020336U 一种用于数学作图中的画线尺 A mathematical graphing the ruler to draw lines
12/17/2014CN204020335U 一种英语教学划线工具 One kind of English teaching scribing tool
12/17/2014CN204020334U 一种语文教学用划线装置 A language teaching scribing device
12/17/2014CN204020331U 多功能尺子 Multifunctional ruler
12/17/2014CN204020324U 多功能教学圆规 Multifunctional compasses
12/17/2014CN204020322U 多功能英语学习用尺 Multifunction English learning with a ruler
12/17/2014CN104210287A 英语教学工具 English teaching tool
12/10/2014CN203995343U 一种便携式教具板 A portable aids board
12/10/2014CN203995342U 一种语文教学画线工具 Draw lines in a language teaching tool
12/10/2014CN203995341U 一种用于数学教学中的多功能直尺 A versatile ruler Mathematics Teaching
12/10/2014CN203995340U 带圆规量角器的三角板 Triangle with compass protractor
12/10/2014CN203995339U 数学画图装置 Math drawing device
12/10/2014CN203995338U 盲人写字板 Blind WordPad
12/10/2014CN203995337U 一种数学教学用具 A mathematical teaching aids
12/10/2014CN203995336U 初中数学教学用组合尺 Junior high school mathematics teaching with a combination of foot
12/10/2014CN203995335U 一种滤液划线器 A filtrate scribe
12/10/2014CN203995334U 多功能几何绘图尺 Multifunction geometric drawing ruler
12/10/2014CN203995333U 一种数学角平分仪 A mathematical instrument bisector
12/10/2014CN203995332U 一种数学圆心捕捉仪 A mathematical center capture device
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