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)
09/2012
09/19/2012CN102673270A Multifunctional ruler capable of drawing various different figures
09/19/2012CN102673268A Ruler with salient points on lower surface of ruler
09/19/2012CN102673266A Novel ruler
09/19/2012CN102673264A Ruler convenient for picking up
09/19/2012CN102673260A Ruler with correction fluid and eraser using and propelling pencil lead storing capacities
09/19/2012CN102673256A Novel multifunctional ruler
09/18/2012CA2534775C Non-slip measuring tool and method of making
09/12/2012CN202428935U Ruler for mathematics teaching
09/12/2012CN202428934U Combined ruler tool for file management
09/12/2012CN202428933U Combination measuring ruler
09/12/2012CN202428932U Novel chalkrail device
09/12/2012CN202428928U Special ruler for accountant
09/06/2012US20120222595 Punch needle and sewing machine
09/05/2012CN202413165U Filling device for English examination answer sheet
09/05/2012CN202413164U Matrix ruler for business administration major
09/05/2012CN202413163U Five-line cell line drawing device for teaching music
09/05/2012CN202413162U English teaching scriber
09/05/2012CN202413161U English teaching board
09/05/2012CN202413160U Multi-purpose mathematics aid
09/05/2012CN202413159U Multifunctional folding type drawing tool
09/05/2012CN202413158U Multifunctional ruler
09/05/2012CN202413157U Matts drawer for Chinese teaching
09/05/2012CN202413156U Multi-functional triangular rule
09/05/2012CN202413155U Integrated compass
09/05/2012CN202413154U Transformative ruler
09/05/2012CN202413153U Special ruler for business administration
09/05/2012CN202413152U Multifunctional graphometer
09/05/2012CN202413151U Multifunctional writing board
09/05/2012CN202413150U Multi-functional triangular rule
09/05/2012CN202413149U Multi-functional ruler
09/05/2012CN202413148U Multi-functional drawing tool
09/05/2012CN202413147U Chalk compass
09/05/2012CN202413146U Compass convenient to operate
09/05/2012CN202413145U Novel multifunctional training aid
09/05/2012CN202413144U Novel multifunctional teaching ruler
09/05/2012CN202413143U Novel base plate
09/05/2012CN202413142U Dual-purpose straight ruler
09/05/2012CN202413141U Multi-functional rule
09/05/2012CN202413140U Ruler for drawing coordinate axis
09/05/2012CN202413139U Multifunctional ruler
09/05/2012CN202413138U Machine for drawing straight line
09/05/2012CN202413137U Multifunctional ruler
09/05/2012CN202413136U Drawing tool
09/05/2012CN202413127U Compass with ruler
09/05/2012CN202413124U Multifunctional teaching ruler
08/2012
08/29/2012EP2490902A1 A drawing device for creating mandala
08/29/2012CN202405036U Magnetic strip driving device used in magnetic writing board
08/29/2012CN202399771U Teaching board for advanced mathematics
08/29/2012CN202399770U Ruler for equally dividing segment
08/29/2012CN202399769U Anti-reflection blackboard
08/29/2012CN202399768U Multipurpose ruler convenient in drawing of plane rectangular coordinate system
08/29/2012CN202399767U Teaching aid
08/29/2012CN202399766U Multifunctional ruler
08/29/2012CN202399765U Dust sucking blackboard
08/29/2012CN202399764U Book copying auxiliary ruler
08/29/2012CN202399763U Simple compass for metal blackboard
08/29/2012CN202399762U Multifunctional drawing rule
08/24/2012DE202010017798U1 Lernhilfe, insbesondere Schreib- und/oder Mal-Lernhilfe Learning aid, especially writing and / or time-Learning Support
08/23/2012US20120210587 Drawing device for creating mandala
08/22/2012CN202389055U Drawing tool for geometrical figures
08/22/2012CN202389054U Special ruler for program chart
08/22/2012CN202389053U Ruler with line drawing pencil
08/22/2012CN202389052U Four-line three-grid drawing aid for English teaching
08/22/2012CN202389051U Two-row parallel line straightener
08/22/2012CN202389050U Multipurpose ruler for mathematics
08/22/2012CN202389049U Special tool scale for accounting
08/22/2012CN202389048U Angle drawing device
08/22/2012CN202389047U Multipurpose ruler
08/22/2012CN202389046U Novel compasses
08/22/2012CN202389045U Novel compass
08/16/2012WO2012061119A3 Multifunctional ruler and protractor set with ability to form & scale a near infinite number of geometric shapes
08/15/2012CN202378569U Machine readable card answering auxiliary tool
08/15/2012CN202378568U English four-grid scriber
08/15/2012CN202378567U Scribing ruler for english teaching
08/15/2012CN202378566U English four-line grid scriber
08/15/2012CN202378565U Four-grid folding template for Chinese teaching
08/15/2012CN202378564U Mathematics teaching tool
08/15/2012CN202378563U Multifunctional drawing board for teaching
08/15/2012CN202378562U Design auxiliary scale for shoe accessories
08/15/2012CN202378561U Multifunctional ruler
08/15/2012CN202378560U Multifunctional straight ruler
08/15/2012CN202378559U Primary teaching scribing plate
08/15/2012CN202378558U Device for drawing straight line
08/15/2012CN202378552U Square master for teaching
08/15/2012CN102632749A Multifunctional combined drawing instrument
08/08/2012CN202368191U English four-line grid marker
08/08/2012CN202368190U English teaching ruler
08/08/2012CN202368189U Ruler capable of serving as compasses
08/08/2012CN202368188U Mathematical multi-purpose ruler
08/08/2012CN202368187U Multifunctional writing board
08/08/2012CN202368186U Compasses with U disk
08/08/2012CN202368185U Multifunctional set square used for mathematics teaching
08/08/2012CN202368184U Multifunctional composite teaching tool
08/08/2012CN202368183U Mathematics teaching aid
08/08/2012CN202368182U Set square easy for picking up and capable of cutting paper
08/08/2012CN202368181U Multifunctional set square for teaching
08/08/2012CN202368180U Clip-on bookmark ruler
08/08/2012CN202368179U Splicable drawing ruler
08/08/2012CN202368176U Comprehensive ruler for mathematical education
08/08/2012CN202368172U Multipurpose ruler
1 ... 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 ... 68