Patents
Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769)
10/2010
10/06/2010CN201597335U 五线谱板书用画线器 Blackboard with drawing a line stave
10/06/2010CN201597334U 数学教师专用教学教具 Special Teaching Aids Math Teachers
10/06/2010CN201597332U 教学用米字格尺 Teaching with Torx ruler
09/2010
09/29/2010CN201592607U Parallel scriber
09/29/2010CN201592606U Angle bisector drawer
09/29/2010CN201592602U Drawing ruler for teaching
09/29/2010CN201592601U Scale
09/29/2010CN201592592U Integrated card-filling aid
09/29/2010CN201592568U Book corner protector
09/22/2010CN201587242U 写字教学尺 Writing Teaching feet
09/22/2010CN201587241U 多功能三角尺 Multifunction triangle ruler
09/22/2010CN101837705A Multifunctional angulometer
09/16/2010WO2010103108A1 Measuring device and method for determining a surface contour on a human or animal
09/16/2010US20100229773 Method and Template for Creating Hexagon Patterns in Quilting
09/16/2010CA2754875A1 Measuring device and method for determining a surface contour on a human or animal
09/15/2010CN201584081U Variable geometric form teaching aid
09/15/2010CN201580163U Multifunctional rule
09/15/2010CN201580162U Multifunctional board rule
09/15/2010CN201580161U Answer acceleration gear
09/15/2010CN201580160U Hand drawing tool
09/15/2010CN201580159U Circular tube protractor
09/15/2010CN201580158U Convenient angle gauge
09/15/2010CN201580157U Ruler
09/15/2010CN201580154U Novel ruler
09/15/2010CN201580152U Multifunctional square ruler
09/15/2010CN201580150U Dedicated lineation ruler for closing accounts
09/15/2010CN201580133U Convenient ruler
09/08/2010CN201573438U Drawing special ruler for circuit diagram
09/08/2010CN201573437U Compound triangular rule
09/08/2010CN201573434U Compass
09/08/2010CN201573430U Ruler protractor
09/01/2010CN201566339U Ruler dedicated for accountants
09/01/2010CN201566338U Foreign language writing scale
09/01/2010CN201566337U Dotted line ruler
09/01/2010CN201566336U Collateral line marking tool for teaching
09/01/2010CN201566335U Scriber for English teaching
09/01/2010CN201566334U Marking ruler for accountant
09/01/2010CN201566333U Multifunctional teaching ruler
09/01/2010CN201566332U Multifunctional ruler
09/01/2010CN201566331U Multifunctional mathematical measuring device
09/01/2010CN201566330U Multifunctional triangular ruler special for accountant
09/01/2010CN201566329U Triangular plate convenient for taking-up
09/01/2010CN201566328U Multifunctional angle ruler
09/01/2010CN201566327U Multifunctional ruler
09/01/2010CN201566326U Foldable triangle
09/01/2010CN201566322U Compass, protractor and ruler three-in-one multi-functional tool
09/01/2010CN201566319U Ruler for drawing lattice
09/01/2010CN201566296U Tool for applying answer sheet
09/01/2010CN101817277A Compasses for students
09/01/2010CN101104365B Two-point height measuring instrument and method for determining contour height measuring point between two characteristic points
08/2010
08/26/2010US20100212167 Plotter having a pen set with ink-supply
08/25/2010CN201559441U Universal clamp for marking answer sheet of examination
08/25/2010CN201559440U Student writing corrector
08/25/2010CN101812548A Paintbrush device for leather cutting system
08/18/2010CN201552916U Multifunctional ruler for drawing dashed lines and dot dash lines
08/18/2010CN201552915U Exam paper marking ruler
08/18/2010CN201552914U Perspective scale
08/18/2010CN201552913U Stable-type graphometer
08/18/2010CN201552912U Chinese character writing staff gauge
08/18/2010CN201552910U Multi-purpose teaching aid
08/18/2010CN201552906U Multi-purpose ruler
08/18/2010CN201552905U Universal set square
08/18/2010CN201552904U Multifunctional ruler
08/18/2010CN201552902U Combined teaching ruler
08/18/2010CN201552876U Universal plotting instrument
08/18/2010CN101804759A Finger cot convenient ruler
08/11/2010CN201544653U Set-square
08/11/2010CN201544652U Flexible easily adjusted multipurpose triangular rule
08/11/2010CN201544651U Multifunctional angle gage
08/11/2010CN201544650U Two-dimension coordinate scale
08/11/2010CN201544648U Compass
08/11/2010CN201544646U Teaching ruler
08/11/2010CN201544645U Multifunctional ruler
08/11/2010CN201544644U Multifunctional ruler
08/11/2010CN101797860A Universal model scale for boot tube
08/10/2010US7770299 Masonry line block
08/05/2010US20100192393 Method and apparatus for scribing tile
08/05/2010DE202010003424U1 T-Konten-Zeichenschablone T-accounts Stencil
08/04/2010CN201538164U Staff chalk scriber
08/04/2010CN201538163U Multifunctional drafter
08/04/2010CN201538162U Set square for teaching
08/04/2010CN201538161U Multifunctional drafting scale
08/04/2010CN201538158U Combined type stationery
08/04/2010CN201538156U Multifunctional ruler
08/04/2010CN101791924A Card coater for examination
07/2010
07/28/2010CN201534437U 多功能摹仿器 Multifunction devices imitation
07/22/2010US20100180459 Device and method for marking competition rings and other areas on floor surfaces
07/21/2010CN201530228U Multi-purpose graphometer
07/21/2010CN201530227U Device for measuring angles and capable of achieving functions of straight ruler
07/21/2010CN201530226U Multifunctional crossbow-shaped ruler for students
07/21/2010CN201530224U Multifunctional student ruler
07/14/2010CN201525224U Tool for rapidly drawing traffic accident scene diagrams
07/14/2010CN201525223U Multifunctional deltoid plate for blackboard
07/14/2010CN201525222U Triangular board
07/14/2010CN201525220U Ruler
07/14/2010CN101774319A Answering accelerating gear
07/13/2010US7752768 Marker template for breast reduction surgery
07/07/2010CN201522798U Triangular gauge teaching aids
07/07/2010CN201522793U Multifunctional ruler for geography learning
07/07/2010CN201520142U English teaching line tool
1 ... 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 ... 68