| Patents for B43L 7 - Straightedges (3,964) | |
|---|---|
| 06/2011 | |
| 06/22/2011 | CN201872477U Combined ruler |
| 06/22/2011 | CN201872473U Multifunctional ruler with graduated scales and protractor |
| 06/22/2011 | CN201872472U Foldable book clamping ruler |
| 06/22/2011 | CN201872471U Ruler with mirror |
| 06/22/2011 | CN201872470U Multifunctional ruler |
| 06/16/2011 | US20110138643 Angle Square |
| 06/15/2011 | CN201863584U Multifunctional combination drawing tool |
| 06/15/2011 | CN201863579U Detachable ruler |
| 06/14/2011 | US7958646 Slip resistant ruler |
| 06/14/2011 | US7958645 Universal framing square |
| 06/08/2011 | CN201856530U Multifunctional compasses |
| 06/08/2011 | CN201856527U Magnetic ruler |
| 06/08/2011 | CN201856526U Multifunctional ruler |
| 06/08/2011 | CN201856525U Small steel ruler provided with paper clip |
| 06/07/2011 | US7954249 E-Z riser stair guide |
| 06/01/2011 | CN201849176U Multifunctional two-dimensional coordinatometer with sliding mechanism |
| 06/01/2011 | CN201849171U Compasses with ruler |
| 06/01/2011 | CN201849168U Parallel scale |
| 06/01/2011 | CN201849167U Multifunctional ruler |
| 06/01/2011 | CN201849166U Multifunctional ruler |
| 06/01/2011 | CN201849165U Ruler capable of being used for measuring angles |
| 06/01/2011 | CN201849164U Multi-hole dimensioning ruler |
| 06/01/2011 | CN201849163U Ruler |
| 06/01/2011 | CN201849162U Compass ruler |
| 06/01/2011 | CN201849161U Ruler with glue stick |
| 06/01/2011 | CN201849160U Ruler provided with scale mark protecting films |
| 06/01/2011 | CN201849159U Multifunctional ruler |
| 06/01/2011 | CN201849158U Multifunctional teaching ruler |
| 06/01/2011 | CN201849157U Compass ruler for students |
| 05/2011 | |
| 05/25/2011 | CN201841833U Multifunctional triangle |
| 05/25/2011 | CN201841829U Intelligent vernier scale for children |
| 05/25/2011 | CN201841828U Novel graduation ruler |
| 05/25/2011 | CN201841827U Ruler with sliding eraser |
| 05/25/2011 | CN201841826U Combined medical scale for drawing vital sign data charts and curves |
| 05/25/2011 | CN201841825U Alarm clock ruler |
| 05/25/2011 | CN102069664A Convenient ruler |
| 05/18/2011 | CN201833766U Multifunctional combination drawing tool |
| 05/18/2011 | CN201833758U Compass with ruler |
| 05/18/2011 | CN201833756U Coordinate positioning angle square |
| 05/18/2011 | CN201833755U Combined drawing rule |
| 05/18/2011 | CN201833754U Folding ruler with rubber |
| 05/18/2011 | CN201833753U Novel ruler |
| 05/18/2011 | CN201833752U Multi-purpose ruler |
| 05/18/2011 | CN201833751U Folding ruler |
| 05/18/2011 | CN201833750U Line drawing ruler for pupils |
| 05/18/2011 | CN201833749U Three-in-one scale |
| 05/18/2011 | CN201833748U Multifunctional clean straight ruler |
| 05/18/2011 | CN201833747U Stationery |
| 05/18/2011 | CN201833746U Ruler |
| 05/18/2011 | CN201833745U English three-grid marking ruler |
| 05/18/2011 | CN102059895A Multifunctional ruler |
| 05/18/2011 | CN102059894A Improved T-square and drawing board matched with same |
| 05/18/2011 | CN102059893A Multifunctional ruler |
| 05/17/2011 | US7942799 Knee joint flexure progression meter |
| 05/12/2011 | US20110107891 Straight edge guide |
| 05/12/2011 | US20110107610 Step and rafter tool |
| 05/11/2011 | CN201829087U Mathematical teaching aid |
| 05/11/2011 | CN201824731U Ruler for students |
| 05/11/2011 | CN201824728U Multifunctional compass |
| 05/11/2011 | CN201824726U Multifunctional ruler |
| 05/11/2011 | CN201824725U Multifunctional rule |
| 05/11/2011 | CN201824724U Detachable ruler |
| 05/11/2011 | CN201824723U Multi-purpose ruler for teaching |
| 05/11/2011 | CN201824722U Combined ruler used for archive management |
| 05/11/2011 | CN201824721U Ruler with protractor |
| 05/11/2011 | CN102049945A Multifunctional board ruler |
| 05/11/2011 | CN102049943A Signable measuring tool |
| 05/11/2011 | CN102049941A One-legged compass |
| 05/04/2011 | CN201816355U Study aid for handicapped students |
| 05/04/2011 | CN201816354U Teaching aid |
| 05/04/2011 | CN201816348U Multifunctional teaching aid |
| 05/04/2011 | CN201816347U Multifunctional scale |
| 05/04/2011 | CN201816346U Multifunctional ruler |
| 05/04/2011 | CN201816345U Multifunctional ruler |
| 05/03/2011 | US7934322 Digital protractor |
| 04/2011 | |
| 04/28/2011 | WO2010078671A4 Rolling and rotating measure with binary code logic, photovoltaic cell and laser beam combined measures 1 and 2 |
| 04/27/2011 | CN201808356U Novel compass |
| 04/27/2011 | CN201808354U Multifunctional foldable ruler |
| 04/27/2011 | CN201808353U Multifunctional ruler |
| 04/27/2011 | CN201808352U Multifunctional ruler |
| 04/27/2011 | CN201808351U Integral compasses-ruler |
| 04/27/2011 | CN201808350U Ruler |
| 04/27/2011 | CN201808349U Rectilinear scale |
| 04/27/2011 | CN201808348U Dual-purpose ruler |
| 04/27/2011 | CN201808347U Signable measuring tool |
| 04/27/2011 | CN102029847A Ruler with bidirectional reading |
| 04/26/2011 | CA2518220C Builder's measuring and marking tool |
| 04/21/2011 | US20110088270 Slip Resistant Ruler |
| 04/20/2011 | CN201800394U Tap water pipeline survey plotter |
| 04/20/2011 | CN201800392U Semicircular combined sector for math teaching |
| 04/20/2011 | CN201800391U Ruler type compasses |
| 04/20/2011 | CN201800390U Folding ruler |
| 04/20/2011 | CN201800389U Circle-drawing ruler |
| 04/20/2011 | CN201800388U Four-in-one ruler disk |
| 04/20/2011 | CN201800387U Ruler for blind people |
| 04/20/2011 | CN102019797A Angle-drawing instrument capable of measuring angle conveniently |
| 04/14/2011 | US20110083332 Combined scale |
| 04/13/2011 | CN201795736U Caliper ruler |
| 04/13/2011 | CN201792656U Broken line ruler |
| 04/13/2011 | CN201792644U Student multipurpose drawing rule |