Patents
Sitemap › B43 - Writing or drawing implements; Bureau accessories › B43L - Articles for writing or drawing upon; Accessories for writing or drawing › B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for
Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769)
04/2014
04/30/2014CN203567418U Paintbrush equivalent-width auxiliary device
04/30/2014CN103754029A Multifunctional straight ruler
04/24/2014WO2014062261A1 Bendable measuring device
04/24/2014WO2014026655A3 Template for drawing exact geometric figures with a rotary circular disc and measurement checker, and method for assembly thereof
04/23/2014CN203557894U Marking gauge
04/23/2014CN203556151U Magnetic drawing toy
04/23/2014CN103738087A Three-edged parallel ruler
04/23/2014CN103738086A Multifunctional ruler
04/22/2014US8701303 Personal scoring tool
04/17/2014US20140101952 Multi-Axis Educational Graphing Ruler
04/16/2014CN203550815U Multifunctional measuring tape
04/16/2014CN203543460U Portable eye-protecting painting and calligraphy copying box
04/16/2014CN203543459U Line drawing device for English writing
04/16/2014CN203543458U Novel English teaching ruler
04/16/2014CN203543457U Novel mathematics teaching tool
04/16/2014CN203543456U Positioning grid ruler
04/16/2014CN203543455U Multipurpose ruler
04/16/2014CN103722960A Manual grid drawing device
04/16/2014CN103722959A Three-dimensional set square
04/16/2014CN103722958A Writing book for the blind
04/09/2014CN203534374U Protractor
04/09/2014CN203528151U Electric English four-line three-grid scriber
04/09/2014CN203528150U Vertex pressing device capable of quickly drawing unfolded picture of stereoscopic model
04/09/2014CN203528149U Protractor
04/09/2014CN203528148U Multifunctional ruler
04/09/2014CN203528147U Multifunctional drawing ruler
04/09/2014CN203528146U Multifunctional teaching ruler
04/09/2014CN203528145U Mathematical movable ruler device for teaching
04/09/2014CN103707696A Multifunctional teaching set square
04/02/2014CN203511083U English scriber
04/02/2014CN203511082U Scriber for English teaching
04/02/2014CN203511081U Compass ruler
04/02/2014CN203511080U Portable teaching aid used for drawing angle on blackboard accurately
04/02/2014CN203511079U Multifunctional teaching ruler
04/02/2014CN203511078U Drawing device for advanced mathematics
04/02/2014CN203511077U Efficient and multifunctional drawing tool
04/02/2014CN203511071U Foldable plastic set square
04/02/2014CN203511070U Multifunctional ruler for mathematical teaching
04/02/2014CN203511069U T-square with proportion scales
04/02/2014CN203511068U Multifunctional ruler for students
04/02/2014CN103697780A Multifunctional flexible rule
04/02/2014CN103692829A Protractor
03/2014
03/26/2014CN203496513U Partially-improved parallel ruler
03/26/2014CN203496512U Plotting instrument
03/26/2014CN203496511U Multifunctional drafting tool
03/26/2014CN203496510U Line drawing device for English teaching
03/26/2014CN203496509U Detachable combined ruler
03/26/2014CN203496507U Multifunctional set square
03/26/2014CN103660731A Multifunctional angle drawing device
03/26/2014CN103660730A Angle trisection device
03/26/2014CN103660729A Multifunctional ruler
03/26/2014CN103660727A Multifunctional set square
03/25/2014US8677641 Artists relative measuring device
03/20/2014US20140075766 Tracing Assistance Assembly
03/19/2014CN203485641U Portable table making ruler
03/19/2014CN203485640U Multifunctional ruler special for mathematics teaching
03/19/2014CN203485639U Rapid drawing tool
03/19/2014CN203485638U Drawing tool for junior middle school mathematics teaching
03/19/2014CN203485630U Drawing board facilitating maths teaching
03/19/2014CN103640374A Double-vanishing-point perspective frame special for art
03/19/2014CN103640373A Combined ruler
03/19/2014CN103640369A Multifunctional chalk
03/12/2014CN203472358U Triangular angle maker
03/12/2014CN203472357U Auxiliary device for Chinese teaching
03/12/2014CN203472356U Mathematical drafting instrument
03/12/2014CN203472355U Sliding clamp for correcting writing hand postures
03/12/2014CN203472354U Protractor
03/12/2014CN203467961U Combined multifunctional learning rack with simple insertions
03/12/2014CN103632590A Middle-school student mathematics triangle course teaching aid
03/12/2014CN103625181A Adjustable angle board
03/12/2014CN103625180A Non-poisonous environment-friendly paper drawing board
03/12/2014CN103625179A Multifunctional ruler
03/05/2014CN203460587U Line drawing device for English teaching
03/05/2014CN203460586U Manipulator-type plotter
03/05/2014CN203460585U Adjustable pen gripper for digital mapper
03/05/2014CN203460584U Multi-purpose angle square
03/05/2014CN203460583U Graphometer facilitating angle measurement and angle drawing
03/05/2014CN203460582U Drawing tool ruler
03/05/2014CN103612527A Special-purpose multifunctional ruler for teaching
02/2014
02/26/2014CN203449813U Mobile device for compasses
02/26/2014CN203449812U Straight line drawing device
02/26/2014CN203449808U Ruler for mathematics teaching
02/26/2014CN103600607A Trisecting instrument for optional angles
02/25/2014US8656601 Measuring and cutting apparatus
02/19/2014CN203438728U Novel line drawing plate used for English teaching
02/19/2014CN203438727U Novel multifunctional meter rule
02/19/2014CN103587304A Graduated card
02/19/2014CN103587302A Major-minor vernier scale
02/13/2014US20140041245 Multi-Purpose Mathematical Drawing Templates System
02/12/2014CN203427501U Radar map drawing ruler for business administration teaching
02/12/2014CN203427499U Multifunctional compasses
02/12/2014CN103568665A 多功能尺 Multifunction foot
02/12/2014CN103568664A Three-ply teaching aid
02/12/2014CN103568663A Combined drawing tool
02/12/2014CN103568662A Teaching ruler
02/12/2014CN103568656A Blackboard capable of reducing reflection
02/12/2014CN103568654A Blackboard with storage chamber
02/05/2014CN203422588U 多功能文具时钟 Multifunction Stationery Clock
02/05/2014CN203418904U Matts marker with size freely adjustable
02/05/2014CN203418903U Measuring implement
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