| Patents for B43L 7 - Straightedges (3,964) | |
|---|---|
| 06/2013 | |
| 06/05/2013 | CN202965692U Multi-purpose ruler |
| 06/05/2013 | CN202965688U Mathematics teaching ruler device |
| 06/05/2013 | CN202965687U Ruler |
| 06/05/2013 | CN202965686U Triangle plate convenient and safe to use |
| 06/05/2013 | CN202965685U Math teaching aid |
| 06/05/2013 | CN202965684U Ruler with paper cutting function |
| 06/05/2013 | CN202965683U Straight ruler with set square function |
| 06/05/2013 | CN202965682U Ruler with knife |
| 06/05/2013 | CN202965681U Ruler with conveniently adjustable length |
| 06/05/2013 | CN202965680U Ruler |
| 06/05/2013 | CN103129258A Straight scale |
| 06/05/2013 | CN103129257A Ruler with pen |
| 06/05/2013 | CN103129256A Automatic line drawing folding right angle and straight side dual-purpose ruler |
| 05/2013 | |
| 05/29/2013 | CN202952725U Ruler protractor |
| 05/29/2013 | CN202952724U Statistical drawing ruler |
| 05/29/2013 | CN202952723U Novel ruler |
| 05/29/2013 | CN202952722U Splittable ruler |
| 05/29/2013 | CN202952721U Multifunctional ruler |
| 05/29/2013 | CN103121349A Multipurpose drawing board |
| 05/22/2013 | CN202947549U Multipurpose flexible rule |
| 05/22/2013 | CN202944094U Combined measurement drawing tool |
| 05/22/2013 | CN202944093U 触点尺子 Contact ruler |
| 05/22/2013 | CN202944092U 多功能直尺 Multifunctional ruler |
| 05/22/2013 | CN103112292A Plastic ruler |
| 05/22/2013 | CN103112290A Lengthening ruler |
| 05/22/2013 | CN103112289A Ruler convenient to use |
| 05/22/2013 | CN103112288A Ruler |
| 05/22/2013 | CN103112287A Plastic ruler with transparent protection sleeve |
| 05/22/2013 | CN103112286A Novel ruler |
| 05/15/2013 | CN202935034U Movable ruler used in mathematics |
| 05/15/2013 | CN202935028U Novel ruler |
| 05/15/2013 | CN202935027U Multifunctional ruler |
| 05/15/2013 | CN202935026U Setsquare capable of making multiple sounds |
| 05/15/2013 | CN202935025U Multifunctional drawing rule |
| 05/15/2013 | CN202935024U Ruler with groove |
| 05/15/2013 | CN103101369A Intelligent stationery |
| 05/10/2013 | DE202013002689U1 Kursdreieck mit integrierter Beleuchtung Course triangle with integrated lighting |
| 05/09/2013 | US20130111772 Squaring Tool with Offset Blades |
| 05/08/2013 | CN202928462U Scale |
| 05/08/2013 | CN202923218U Special multi-functional set square for accounting |
| 05/08/2013 | CN202923217U Multifunctional graduation ruler |
| 05/08/2013 | CN202923216U Multifunctional grid-type graduation ruler |
| 05/08/2013 | CN202920351U Spline for nursing records |
| 05/01/2013 | CN202911388U Ruler capable of being lengthened |
| 05/01/2013 | CN202911387U 直尺 Straightedge |
| 05/01/2013 | CN202911386U Methane model set square |
| 05/01/2013 | CN202911385U Mathematics teaching dividing ruler |
| 05/01/2013 | CN202911384U Frequently-used angle set square |
| 05/01/2013 | CN202911383U Multifunctional ruler |
| 04/2013 | |
| 04/25/2013 | US20130099438 Magnetic Ruler and Cutting Mat |
| 04/24/2013 | CN202896060U Ruler |
| 04/24/2013 | CN202896059U Multifunctional triangle ruler for accountant |
| 04/24/2013 | CN202896058U 尺子 Ruler |
| 04/24/2013 | CN202896057U Ruler capable of being converted between metric system and British system and convenient to hold |
| 04/24/2013 | CN202896056U Assembly type multipurpose straight rule |
| 04/24/2013 | CN202896055U Calligraphy practicing ruler |
| 04/24/2013 | CN103057318A Pen split drawing rule |
| 04/24/2013 | CN103057317A Ruler capable of being used for drawing circles |
| 04/17/2013 | CN202885684U Ruler with nail file |
| 04/17/2013 | CN202879058U Multipurpose card fill-out device |
| 04/17/2013 | CN202879036U Multifunctional foldable ruler |
| 04/17/2013 | CN202879035U Combined ruler protractor set square |
| 04/17/2013 | CN202879034U Set square |
| 04/17/2013 | CN202879033U Multimedia teaching set square |
| 04/17/2013 | CN202879032U Multifunctional set square |
| 04/17/2013 | CN202879031U Multifunctional straight scale |
| 04/17/2013 | CN202879030U Multifunctional set square |
| 04/17/2013 | CN202879029U Multi-functional drawing ruler for math teaching |
| 04/17/2013 | CN202879028U Magnetic ruler used by teacher |
| 04/17/2013 | CN103042865A Teaching multipurpose ruler |
| 04/16/2013 | US8418375 Door hanging tool |
| 04/10/2013 | CN202862945U Multifunctional stationery ruler |
| 04/10/2013 | CN202862938U Triangle for drawing triangles on blackboard |
| 04/10/2013 | CN202862930U Multifunctional special ruler for accountant |
| 04/10/2013 | CN202862929U Multipurpose straight scale |
| 04/10/2013 | CN202862928U Geometry teaching ruler |
| 04/10/2013 | CN202862927U Ruler |
| 04/10/2013 | CN202862926U Multifunctional ruler |
| 04/10/2013 | CN202862925U Foldable and dismountable paperboard ruler |
| 04/10/2013 | CN202862924U Ruler |
| 04/10/2013 | CN202862923U Multifunctional ruler |
| 04/10/2013 | CN103029496A Novel angle gauge |
| 04/03/2013 | CN202847258U Multifunctional ruler for mathematics |
| 04/03/2013 | CN202847255U Multifunctional teaching set square |
| 04/03/2013 | CN202847243U Multifunctional T-shaped ruler |
| 04/03/2013 | CN202847242U Combined T-shaped ruler |
| 04/03/2013 | CN202847241U Partial pressure type drawing ruler |
| 04/03/2013 | CN202847240U Ruler special for accountant |
| 03/2013 | |
| 03/27/2013 | CN202836386U Multi-purpose triangular plate applied to graphite part manufacturing |
| 03/27/2013 | CN202826874U Multifunctional protractor |
| 03/27/2013 | CN202826862U Triangular rule structure |
| 03/27/2013 | CN202826861U Multifunctional set square |
| 03/27/2013 | CN202826860U Multifunctional student ruler |
| 03/27/2013 | CN202826859U Novel ruler |
| 03/27/2013 | CN102991221A Triangular plate |
| 03/27/2013 | CN102991217A Multi-purpose scale |
| 03/27/2013 | CN102991212A Multifunctional teaching ruler |
| 03/27/2013 | CN102991211A Ruler |
| 03/27/2013 | CN102991210A Folding ruler |
| 03/27/2013 | CN102991209A Angle measuring triangular rule |