| Patents for B43L 7 - Straightedges (3,964) | |
|---|---|
| 05/2010 | |
| 05/12/2010 | CN201456760U Multi-purpose ruler |
| 05/12/2010 | CN201456759U Multifunctional ruler |
| 05/12/2010 | CN201456734U Ruler with pen |
| 05/12/2010 | CN201456730U Multifunctional ruler |
| 05/11/2010 | US7712226 Grid system apparatus |
| 05/06/2010 | US20100108561 Pumpkin carving kit for carving sexually themed images |
| 05/05/2010 | CN201446807U Multifunctional ruler |
| 04/2010 | |
| 04/28/2010 | CN201444363U Geometric figure teaching ruler |
| 04/28/2010 | CN201444357U Teaching rod |
| 04/28/2010 | CN201442456U Plotter |
| 04/28/2010 | CN201442454U Teaching ruler with magnetic needle |
| 04/28/2010 | CN201442452U Compass |
| 04/28/2010 | CN201442451U Multifunctional compasses |
| 04/28/2010 | CN201442449U Multipurpose angle gauge ruler for student |
| 04/28/2010 | CN201442448U Line drawing ruler special for accounting |
| 04/28/2010 | CN201442447U Uniform grade division ruler |
| 04/28/2010 | CN201442446U Multifunctional ruler |
| 04/28/2010 | CN201442445U Novel ruler |
| 04/28/2010 | CN201442444U Teaching ruler |
| 04/28/2010 | CN201442443U Novel ruler |
| 04/28/2010 | CN201442442U Multifunctional ruler |
| 04/28/2010 | CN201442441U Mathematical universal instrument |
| 04/28/2010 | CN1835829B Multi-purpose hand tool and scribing apparatus utilizing multi-purpose hand tool |
| 04/28/2010 | CN101698378A Ruler for preventing brush pigment from spilling over and polluting picture |
| 04/27/2010 | US7703214 Ruler for multiple picots |
| 04/20/2010 | US7698828 Safety rule |
| 04/20/2010 | US7698827 Bevel setter |
| 04/15/2010 | WO2010042297A2 Pt ruler |
| 04/14/2010 | CN101693431A Ruler capable of drawing quantitative radius circle |
| 04/13/2010 | US7694670 Method and apparatus for scribing tile |
| 04/08/2010 | US20100083515 PT Ruler |
| 04/08/2010 | DE102008050268A1 Marking ruler, has flat band comprising preformed transverse warping and preformed longitudinal warping in respective extended rolled conditions and forming wrapping with two to four windings in rolled condition |
| 04/06/2010 | US7690126 Adjustable carpenter's measuring tool |
| 04/01/2010 | US20100077626 Bias ruler |
| 04/01/2010 | US20100077625 Professional Layout Tool |
| 04/01/2010 | US20100077624 Evidence Preservation Items |
| 03/2010 | |
| 03/31/2010 | CN201432521Y Tooling scale |
| 03/31/2010 | CN201432520Y multifunctional compasses |
| 03/31/2010 | CN201432509Y Multi-functional magnetic drawing board |
| 03/30/2010 | US7685730 Tile marking and/or cutting device |
| 03/25/2010 | US20100071221 Ruler |
| 03/24/2010 | CN201427471Y Slide rule compasses |
| 03/24/2010 | CN201427470Y Multi-functional learning tool |
| 03/24/2010 | CN201427469Y Multifunctional ruler with letter opener |
| 03/18/2010 | DE202009014910U1 Zeichengerät für magnetische Wandtafeln Drawing apparatus for magnetic whiteboards |
| 03/17/2010 | EP2163360A1 Hand-held level and plumb tool |
| 03/16/2010 | US7676950 Carpenters square with tape measure |
| 03/10/2010 | CN201419593Y Set square for teacher |
| 03/10/2010 | CN201419592Y Three-in-one set square for students |
| 03/10/2010 | CN201419589Y Multi-functional teaching ruler |
| 03/10/2010 | CN201419588Y T-square |
| 03/10/2010 | CN201419587Y Lipstick-type pen |
| 03/10/2010 | CN101665050A Stock analysis ruler |
| 03/10/2010 | CN101665049A Stock K-line analysis ruler |
| 03/04/2010 | US20100050452 Safety rule |
| 03/04/2010 | US20100050451 Adjustable Square Device |
| 03/03/2010 | CN201415568Y Multifunctional ruler for teaching |
| 02/2010 | |
| 02/25/2010 | US20100043243 Digital angle measuring device |
| 02/24/2010 | CN201410832Y Trisection ruler for arbitrary angles |
| 02/24/2010 | CN201410831Y Multifunctional ruler |
| 02/18/2010 | WO2009132184A3 Template for cutting wall board to fit fluted deck ceilings |
| 02/18/2010 | US20100037476 Brake chamber stroke gauge |
| 02/17/2010 | CN201405635Y Multipurpose teaching aid |
| 02/17/2010 | CN201405632Y Sliding perpendicular ruler |
| 02/10/2010 | CN201400021Y Flexible ruler |
| 02/03/2010 | CN201394996Y Multifunctional rule |
| 01/2010 | |
| 01/27/2010 | CN201390064Y Angle bisector drawing instrument |
| 01/21/2010 | WO2010006780A1 Foldable triangle useful for geometry |
| 01/20/2010 | CN201385510Y T-shaped ruler |
| 01/19/2010 | US7647705 T-square with finger guard |
| 01/14/2010 | US20100005672 Construction layout tool |
| 01/13/2010 | CN201380688Y Multi-functional student ruler |
| 01/13/2010 | CN201380687Y Multifunctional leaning ruler |
| 01/13/2010 | CN201380686Y Multi-functional teaching ruler |
| 01/13/2010 | CN201380685Y Blackboard geometric figure drawing ruler |
| 01/13/2010 | CN101623970A Ruler |
| 01/06/2010 | CN201376428Y Protractor |
| 01/06/2010 | CN201376425Y Folding ruler |
| 12/2009 | |
| 12/30/2009 | CN201371679Y Standard compasses |
| 12/30/2009 | CN201371678Y Multifunctional ruler |
| 12/30/2009 | CN201371677Y Multifunctional teaching ruler |
| 12/30/2009 | CN201371676Y Multifunctional ruler |
| 12/30/2009 | CN201371673Y Blackboard newspaper drawing plate in classroom |
| 12/24/2009 | US20090313840 Circular saw alignment system and method |
| 12/23/2009 | EP2135715A1 Safety cutting rule |
| 12/23/2009 | CN201366883Y Combined drawing tool for students |
| 12/23/2009 | CN201366882Y Ruler capable of drawing circle |
| 12/23/2009 | CN201366881Y Multifunctional ruler |
| 12/23/2009 | CN101607497A Multifunctional protractor |
| 12/23/2009 | CN101607496A Ruler with vernier |
| 12/16/2009 | CN201362105Y Multifunctional diagraph for students |
| 12/16/2009 | CN201362104Y Angle folding ruler |
| 12/16/2009 | CN201362103Y Multifunctional drawing ruler |
| 12/16/2009 | CN201362102Y Ruler for drawing angle-free lines |
| 12/09/2009 | CN201357666Y Multifunctional set square |
| 12/09/2009 | CN201357664Y Stationery knife ruler |
| 12/09/2009 | CN201357663Y Special purpose set square for accountants |
| 12/08/2009 | US7628215 Hoof pick measure tool |
| 12/08/2009 | US7627955 Stringer guide template |
| 12/02/2009 | CN201353959Y Multipurpose ruler |