Patents for B43L 7 - Straightedges (3,964)
03/2013
03/27/2013CN102991208A Combined drawing board
03/21/2013WO2012094717A8 Multifunctional writing, reading and drawing aid
03/21/2013US20130067757 Straightedge Guide
03/20/2013CN202806077U 多功能教学尺 Multifunctional foot
03/20/2013CN202806076U Telescopic math instructional ruler
03/20/2013CN202806075U Multifunctional teaching triangular rule
03/20/2013CN202806074U Instructional multifunctional ruler
03/20/2013CN202806073U Ruler with ink stain prevention function
03/20/2013CN202806072U Ruler for drawing ellipse
03/20/2013CN102975545A Stationery accommodating device
03/20/2013CN102975531A Book clamping ruler
03/14/2013US20130061483 Tile template
03/13/2013CN202782373U Portable angular bisector drawing instrument
03/13/2013CN202782360U Compass with ruler
03/13/2013CN202782352U Folding ruler
03/13/2013CN202782351U Foldable ruler
03/13/2013CN202782350U Set square capable of drawing circle and square with same area
03/13/2013CN202782349U Ruler capable of being used for drawing angle lines
03/13/2013CN202782348U Ruler capable of protecting centimeter scales
03/13/2013CN202782347U Ruler with small hook
03/13/2013CN202782346U Ruler capable of drawing round
03/13/2013CN102963178A Multifunctional drawing instrument
03/13/2013CN102963177A Multi-functional ruler
03/13/2013CN102963176A Multifunctional ruler
03/13/2013CN102963175A Wear-resistant ruler
03/13/2013CN102963174A Ruler
03/12/2013US8393088 Parking lot painting template
03/06/2013CN202764542U Mathematical function curve coordinatometer
03/06/2013CN202764541U Multifunctional protractor
03/06/2013CN202764540U Multifunctional teaching aid
03/06/2013CN202764534U Straight ruler
03/06/2013CN202764533U Triangular rule
03/06/2013CN202764532U Ruler with sheet filling blank spaces
03/06/2013CN202764531U Multifunctional ruler
03/06/2013CN102950940A Multifunctional ruler
02/2013
02/27/2013CN202753654U Multifunctional triangular rule
02/27/2013CN202753653U Double-sided ruler
02/27/2013CN202753652U Ruler capable of identifying level
02/20/2013CN202742903U Triangular rule
02/20/2013CN102935780A Ruler
02/20/2013CN102935779A 绘图尺 Drawing ruler
02/19/2013US8375592 Adjustable construction square
02/13/2013CN202734692U 便携式测量尺 Portable measuring scale
02/13/2013CN202727745U Foldable drawing rule
02/13/2013CN202727744U 一种直尺 One kind of ruler
02/13/2013CN202727743U Ruler capable of preventing line pollution
02/12/2013US8371035 Combined set of interacting instruments
02/06/2013CN202716631U Set square
02/06/2013CN102910004A Straight scale
02/06/2013CN102910003A Easy-to-operate ruler with tilted end
02/05/2013US8365421 Tailoring point-to-point measurement tool
01/2013
01/31/2013US20130025142 Adjustable construction square
01/30/2013CN202703031U Slide-rail type parallel line set square
01/30/2013CN202703020U Multi-functional ruler for measuring playground
01/30/2013CN202703019U Folding son and mother ruler
01/30/2013CN202703018U Safe durable set square
01/30/2013CN202703017U Thickening ruler
01/30/2013CN102896951A Ruler with knife
01/30/2013CN102896950A Novel ruler
01/30/2013CN102896949A Protractor
01/29/2013US8359759 Scale coupling system
01/23/2013EP2547533A1 Universal framing square
01/23/2013CN202685692U Convenient ruler
01/23/2013CN202685686U Compass ruler for mathematics teaching
01/23/2013CN202685679U Ruler
01/23/2013CN202685678U Double-layered ruler
01/23/2013CN202685677U Ruler with eraser
01/17/2013US20130014681 Quilt block piecing system
01/16/2013CN202669312U Ruler
01/16/2013CN202669311U Common triangular ruler
01/16/2013CN202669304U Multifunctional set square
01/16/2013CN202669303U Straight scale capable of marking equal grids
01/16/2013CN202669302U Ruler with angle lines
01/16/2013CN202669301U Ruler with non-rubbed graduations
01/16/2013CN202664794U Combined type book end
01/10/2013US20130008039 Electronic scaling ruler
01/10/2013US20130008037 T-square with drywall engagement members and cutting guide
01/09/2013CN202656723U Right-angle triangle with writing pen
01/09/2013CN202656722U Set square capable of being folded into regular triangular pyramid
01/09/2013CN202656721U Ruler with comb teeth
01/09/2013CN202653426U Box type ruler
01/09/2013CN102862423A Magnetic meter ruler
01/03/2013WO2013001273A1 Guide
01/02/2013CN202648560U Multifunctional composite scale
01/02/2013CN202641159U Multifunctional triangular ruler
01/02/2013CN202641158U Anti-wear ruler
01/02/2013CN202641157U Scale measuring ruler using soluble ink of hard pen to draw chart without ink at bottom of ruler painting paper
01/02/2013CN202641156U Multifunctional straight ruler
01/02/2013CN202641155U Multifunctional straight ruler
01/02/2013CN202641154U Straight ruler
01/02/2013CN102848823A Drawing ruler
01/02/2013CN102848820A Compasses
01/02/2013CN102848819A Multifunctional grid type graduated scale
01/02/2013CN102848818A Multifunctional straight ruler
01/02/2013CN102848817A Calibrated scale with fluorescence
12/2012
12/26/2012CN202623697U Dual-purpose straight ruler
12/26/2012CN202623696U Drawable ruler
12/26/2012CN202623695U Straight scale with thermometer
12/26/2012CN202623694U Ruler convenient to take and place
12/26/2012CN202623693U Ruler
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