| Patents for B43L 7 - Straightedges (3,964) | |
|---|---|
| 08/2013 | |
| 08/07/2013 | CN203110706U Multifunctional mathematical teaching ruler |
| 08/07/2013 | CN203110705U Straight scale provided with angle gauge |
| 08/07/2013 | CN203110694U Arbitrary angle blackboard teaching drawing instrument |
| 08/07/2013 | CN203110689U Compasses for teaching |
| 08/07/2013 | CN203110681U Ruler for elementary school mathematics teaching |
| 08/07/2013 | CN203110680U Folding ruler special for accountant |
| 08/07/2013 | CN203110679U Detachable angle square |
| 08/07/2013 | CN203110678U Multifunctional foldable ruler |
| 08/07/2013 | CN203110677U Multifunctional teaching ruler |
| 08/07/2013 | CN203110676U Straight scale capable of achieving accurate scribing |
| 08/07/2013 | CN203110675U Multifunctional ruler |
| 08/07/2013 | CN203110674U Ruler |
| 08/07/2013 | CN203110673U Multifunctional ruler for teaching |
| 08/07/2013 | CN203110672U Multifunctional column-shaped ruler |
| 08/06/2013 | US8499470 Template for cutting quilting fabrics |
| 08/06/2013 | US8499467 Clay cutting and beveling tool |
| 07/2013 | |
| 07/31/2013 | CN203093499U English scriber for teaching |
| 07/31/2013 | CN203093498U Hinge joint type straightedge |
| 07/31/2013 | CN203093497U Pen-shaped split-type drawing ruler |
| 07/31/2013 | CN203093496U Multifunctional drawing device |
| 07/31/2013 | CN203093495U Ruler capable of being used for ellipse drawing |
| 07/31/2013 | CN203093494U Set square easy to take |
| 07/31/2013 | CN203093493U Novel universal blackboard ruler for English and music |
| 07/31/2013 | CN203093492U Potable ruler |
| 07/31/2013 | CN203093491U 多功能直尺 Multifunctional ruler |
| 07/31/2013 | CN203093490U Multifunctional rectilinear ruler |
| 07/31/2013 | CN203093489U Multi-functional ruler |
| 07/31/2013 | CN203093488U Multi-functional ruler |
| 07/31/2013 | CN203093487U Ruler for drawing table |
| 07/31/2013 | CN203093486U Easy-to-pick straight ruler |
| 07/25/2013 | WO2013109803A1 A scalable ruler capable of creating size-adjustable circles, arcs, & curved shapes |
| 07/24/2013 | CN203078066U Multifunctional extension scale |
| 07/24/2013 | CN203078065U Ruler |
| 07/24/2013 | CN203078064U Foldable meter ruler |
| 07/24/2013 | CN203078063U Convenient set square |
| 07/24/2013 | CN203078062U Straight scale provided with clamping piece |
| 07/24/2013 | CN203078061U Ruler |
| 07/24/2013 | CN203078060U Multifunctional straight scale |
| 07/24/2013 | CN203078059U Graduation ruler convenient to pick up |
| 07/24/2013 | CN203078058U Multifunctional straight ruler |
| 07/24/2013 | CN203078057U Pen placing type ruler |
| 07/24/2013 | CN203078056U Ruler with magnifier |
| 07/24/2013 | CN203078055U Book clamping ruler |
| 07/24/2013 | CN203078054U Magnet meter ruler |
| 07/24/2013 | CN203077917U Mechanical pen with ruler |
| 07/17/2013 | DE202013103061U1 Rutsch- und kratzfestes Patchworklineal Slip and scratch resistant Patchwork Ruler |
| 07/17/2013 | CN203063415U Frame drawing ruler for Chinese teaching blackboard writing |
| 07/17/2013 | CN203063414U Multifunctional folding ruler |
| 07/17/2013 | CN203063413U Multifunctional combined set square |
| 07/17/2013 | CN203063412U Dual-purpose ruler |
| 07/17/2013 | CN203063411U Magnetic blackboard ruler |
| 07/17/2013 | CN203063410U Ruler with pencil |
| 07/17/2013 | CN203063409U Novel office multifunctional ruler for financial staff |
| 07/17/2013 | CN203063408U Movable animation locating ruler capable of replacing locating nails |
| 07/17/2013 | CN103204020A Round ruler |
| 07/10/2013 | CN203046639U Drawing ruler |
| 07/10/2013 | CN203046627U Graduated scale with eraser |
| 07/10/2013 | CN203046626U Ruler of electronic watch |
| 07/10/2013 | CN203046625U Ruler |
| 07/10/2013 | CN203046624U Physical triangular prism ruler |
| 07/10/2013 | CN203046623U Ruler with watch |
| 07/10/2013 | CN203046622U Magnetic meter ruler |
| 07/10/2013 | CN203046621U Multifunctional ruler for assisting review for pupils |
| 07/10/2013 | CN103192631A Multifunctional ruler |
| 07/03/2013 | CN203032201U Movable straight ruler |
| 07/03/2013 | CN203032200U Safety ruler |
| 07/03/2013 | CN203032199U Ruler with compass |
| 06/2013 | |
| 06/27/2013 | US20130160314 T-plotter: tool for plotting celestial lines of position |
| 06/27/2013 | US20130160313 Offset measurer |
| 06/26/2013 | CN203026005U Demonstration board for mathematical teaching |
| 06/26/2013 | CN203019909U Multifunctional ruler |
| 06/26/2013 | CN203019908U Novel drawing steel ruler |
| 06/26/2013 | CN203019907U Ruler capable of being used conveniently by pupil |
| 06/26/2013 | CN203019906U Abrasion-resistant ruler |
| 06/26/2013 | CN103175453A Folding ruler with angle measuring functions |
| 06/26/2013 | CN103171333A Multi-functional student stationery |
| 06/25/2013 | US8468705 Electronic scaling ruler |
| 06/20/2013 | US20130152417 Sprinkler drop ruler |
| 06/20/2013 | US20130152416 Measuring device |
| 06/19/2013 | CN203011262U A telescoping ruler |
| 06/19/2013 | CN203004897U Stationery storage device |
| 06/19/2013 | CN203004782U Extension scale |
| 06/19/2013 | CN203004781U Set square with edge inclined planes on front and back surfaces |
| 06/19/2013 | CN203004780U Multifunctional right-angle set square |
| 06/19/2013 | CN203004779U Foldable T-square |
| 06/19/2013 | CN203004778U Ruler with two-surface edge inclined planes |
| 06/19/2013 | CN203004777U Ruler with pen |
| 06/19/2013 | CN203004776U Multifunctional rapid circle drawing ruler |
| 06/19/2013 | CN203004775U Extendible straight scale |
| 06/19/2013 | CN203004774U Combined eraser and ruler |
| 06/19/2013 | CN103158405A Ruler |
| 06/12/2013 | CN202986523U Multifunctional ruler |
| 06/12/2013 | CN202986522U Multifunctional ruler |
| 06/12/2013 | CN202986521U Straight scale without pollution on books |
| 06/12/2013 | CN202986520U Easily operated ruler with warped end |
| 06/12/2013 | CN202986519U Ruler capable of preventing adherent ink from painting on paper |
| 06/12/2013 | CN103148754A Foldable type straight ruler |
| 06/12/2013 | CN103144471A Ruler convenient for drawing circles |
| 06/05/2013 | CN202965700U Multifunctional dividing ruler |
| 06/05/2013 | CN202965695U Novel student ruler |