| Patents for B43L 7 - Straightedges (3,964) | |
|---|---|
| 06/2014 | |
| 06/04/2014 | CN103832166A Ruler capable of being adjusted in telescopic mode |
| 06/04/2014 | CN103832165A Triangle protractor |
| 06/04/2014 | CN103832164A Inserted-connection combined ruler |
| 06/04/2014 | CN103832163A Multi-purpose ruler |
| 06/04/2014 | CN103832162A Compass straight ruler |
| 06/04/2014 | CN103832161A Teaching ruler with magnetic attracting blocks |
| 06/04/2014 | CN103832160A Multifunctional straight ruler |
| 06/04/2014 | CN103832116A Dual-purpose book clip |
| 05/2014 | |
| 05/28/2014 | CN203611601U 一种多功能尺子 A multifunctional ruler |
| 05/28/2014 | CN203611598U 一种具有延长性的直尺 A kind of ruler extended |
| 05/27/2014 | US8732973 Measurement device |
| 05/21/2014 | CN203600845U 一种数学教学尺 A mathematical teaching ruler |
| 05/21/2014 | CN203600844U 一种数学课用多功能板书尺 A mathematical lesson multifunction blackboard ruler |
| 05/21/2014 | CN203600843U 一种可画虚线的直尺 One kind of ruler can draw a dotted line |
| 05/21/2014 | CN203600842U 一种多功能教学尺 A multifunctional teaching ruler |
| 05/21/2014 | CN203600841U 便携式直尺 Portable ruler |
| 05/21/2014 | CN203600838U 数学教学辅助教具 Mathematics teaching aids Aids |
| 05/21/2014 | CN203600836U 具有画四线三格功能的黑板 Has drawn four-wire three grid functions blackboard |
| 05/21/2014 | CN103802554A 多用组合三角尺 Multi-purpose combination triangle ruler |
| 05/21/2014 | CN103802553A 一种坐标直尺 Of a coordinate ruler |
| 05/14/2014 | CN103786498A 与直尺组合的量角器 Protractor and ruler combination |
| 05/14/2014 | CN103786496A 多用数学教具 Multi mathematics teaching aids |
| 05/07/2014 | CN203580438U 多功能俄语教尺 Multifunction Russian teach feet |
| 05/07/2014 | CN203580437U 发光尺 Luminous feet |
| 05/07/2014 | CN103770535A 可收折的直尺 Can folding ruler |
| 05/07/2014 | CN103770534A 带笔的伸缩直尺 Telescopic ruler with pen |
| 05/07/2014 | CN103770533A 三角板 Triangle |
| 05/07/2014 | CN103770532A 多功能直尺 Multifunctional ruler |
| 05/07/2014 | CN103770531A 组合直尺 Combination ruler |
| 05/07/2014 | CN103770530A 直尺 Straightedge |
| 04/2014 | |
| 04/30/2014 | CN203567414U Multifunctional ruler for drawing teaching |
| 04/30/2014 | CN103754027A Straight ruler |
| 04/23/2014 | CN203557889U Multifunctional scale |
| 04/16/2014 | CN203543456U Positioning grid ruler |
| 04/16/2014 | CN203543452U Combination triangular plate |
| 04/16/2014 | CN203543451U Set square with lifting rod |
| 04/16/2014 | CN203543450U Multifunctional ruler |
| 04/16/2014 | CN203543449U Mathematics teaching aid ruler |
| 04/16/2014 | CN103722957A Multipurpose straight ruler |
| 04/16/2014 | CN103722956A Novel portable ruler |
| 04/09/2014 | CN103707696A Multifunctional teaching set square |
| 04/08/2014 | US8689456 Folding rule having a lighting element |
| 04/02/2014 | CN203511071U Foldable plastic set square |
| 04/02/2014 | CN203511070U Multifunctional ruler for mathematical teaching |
| 04/02/2014 | CN203511069U T-square with proportion scales |
| 04/02/2014 | CN203511068U Multifunctional ruler for students |
| 04/02/2014 | CN203511049U Multifunctional sign pen |
| 04/02/2014 | CN103697780A Multifunctional flexible rule |
| 03/2014 | |
| 03/26/2014 | CN203496509U Detachable combined ruler |
| 03/26/2014 | CN203496507U Multifunctional set square |
| 03/26/2014 | CN103660728A Ruler capable of drawing included angles rapidly |
| 03/26/2014 | CN103660727A Multifunctional set square |
| 03/26/2014 | CN103660726A Novel ruler |
| 03/26/2014 | CN103660725A Novel simple circle drawing ruler and application |
| 03/26/2014 | CN103660724A Ruler convenient to use |
| 03/26/2014 | CN103660723A Patting ring with sizes |
| 03/25/2014 | US8677635 Tailoring point-to-point measurement tool |
| 03/19/2014 | CN203485641U Portable table making ruler |
| 03/19/2014 | CN203485635U Simple angle-drawing ruler |
| 03/19/2014 | CN203485634U Ink line ruler with two ends with warped wings |
| 03/19/2014 | CN203485633U Simple grid ruler |
| 03/12/2014 | CN203472350U Foldable angle ruler |
| 03/12/2014 | CN203472349U Multifunctional ruler |
| 03/12/2014 | CN103625177A Set square for students |
| 03/12/2014 | CN103625176A Ruler capable of achieving right angle drawing conveniently |
| 03/12/2014 | CN103625175A Multifunctional ruler |
| 03/05/2014 | CN103615943A Ruler with angle measuring function |
| 03/05/2014 | CN103612526A Graduated scale |
| 03/04/2014 | US8661699 Squaring tool with offset blades |
| 02/2014 | |
| 02/26/2014 | CN203449808U Ruler for mathematics teaching |
| 02/19/2014 | CN203438723U Multi-dimensional angle square |
| 02/19/2014 | CN103587302A Major-minor vernier scale |
| 02/19/2014 | CN103587301A Meter ruler facilitating teaching |
| 02/19/2014 | CN103587300A Ruler easy to take |
| 02/19/2014 | CN103587299A Novel ruler with Buddhist monk's knife |
| 02/19/2014 | CN103587298A Novel ruler |
| 02/12/2014 | CN203427498U Polygonal foldable ruler |
| 02/12/2014 | CN203427497U Mathematical teaching used multi-functional ruler |
| 02/05/2014 | CN103552404A Ruler |
| 02/04/2014 | US8640352 Superior measuring system accurate interior measurments of large or very small enclosures |
| 01/2014 | |
| 01/29/2014 | CN203410208U Dividing ruler |
| 01/22/2014 | CN203401846U Mathematic combined drawing rule |
| 01/22/2014 | CN103522800A Magnetic ruler for teaching |
| 01/22/2014 | CN103522799A Multifunctional ruler |
| 01/22/2014 | CN103522798A Ink-drag preventing straight rule |
| 01/16/2014 | US20140013606 Underfill material dispensing for stacked semiconductor chips |
| 01/15/2014 | CN203391526U PVC (Poly Vinyl Chloride) transparent adhesive tape |
| 01/15/2014 | CN203391525U Multifunctional mathematical instrument |
| 01/15/2014 | CN203391524U Circle-drawing ruler |
| 01/15/2014 | CN103512442A Ruler capable of placing article |
| 01/15/2014 | CN103507511A Spliced ruler |
| 01/15/2014 | CN103507507A Novel straight edge |
| 01/15/2014 | CN103507506A Ruler |
| 01/15/2014 | CN103507505A Triangular angle forming ruler |
| 01/15/2014 | CN103507504A 多功能直尺 Multifunctional ruler |
| 01/15/2014 | CN103507503A Calibrated scale |
| 01/15/2014 | CN103507502A Anti-displacement ruler |
| 01/15/2014 | CN103507501A Ruler capable of holding pens |
| 01/15/2014 | CN103507500A Novel ruler |
| 01/15/2014 | CN103507499A Novel ruler with clock |