| Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769) | |
|---|---|
| 06/2013 | |
| 06/19/2013 | CN203004801U Novel lattice gauge |
| 06/19/2013 | CN203004784U Multifunctional compasses |
| 06/19/2013 | CN203004780U Multifunctional right-angle set square |
| 06/19/2013 | CN203004582U Multifunctional bookmark |
| 06/19/2013 | CN103158406A Ruler |
| 06/13/2013 | US20130145635 Writing guide |
| 06/12/2013 | CN202986542U Plotting instrument for higher mathematics teaching |
| 06/12/2013 | CN202986541U Drawing board for university mathematics teaching |
| 06/12/2013 | CN202986540U Drawing tool dedicated to math classes |
| 06/12/2013 | CN202986539U Mathematical tool rule |
| 06/12/2013 | CN202986538U Special combination ruler for economic management |
| 06/12/2013 | CN202986537U Multifunctional ruler |
| 06/12/2013 | CN202986536U Multifunctional ruler |
| 06/12/2013 | CN202986535U Special combined ruler for economic management |
| 06/12/2013 | CN202986534U Circle drawing ruler |
| 06/12/2013 | CN202986533U Equal-angle multi-purpose ruler |
| 06/12/2013 | CN202986532U Ruler convenient for drawing circles |
| 06/12/2013 | CN202986522U Multifunctional ruler |
| 06/12/2013 | CN202986514U Mathematical teaching board |
| 06/12/2013 | CN202980831U Posture-correcting device for students in writing |
| 06/12/2013 | CN103144473A Compass angle gage |
| 06/12/2013 | CN103144472A Multifunctional painting and calligraphy tool |
| 06/12/2013 | CN103144471A Ruler convenient for drawing circles |
| 06/12/2013 | CN103144469A Auxiliary adjusting device for drawing |
| 06/11/2013 | US8458918 Drawing device for creating mandala |
| 06/05/2013 | CN202974090U Multi-functional flexible ruler accessory |
| 06/05/2013 | CN202965708U Dashed line drawing ruler |
| 06/05/2013 | CN202965707U Mathematics drawing template for teaching |
| 06/05/2013 | CN202965706U Combination type teaching tool for linear algebra teaching |
| 06/05/2013 | CN202965705U Marking-off plate device for English teaching |
| 06/05/2013 | CN202965704U English four-line column ruler |
| 06/05/2013 | CN202965703U Multifunctional ruler used in college mathematics |
| 06/05/2013 | CN202965702U Split type teaching tool for linear algebra teaching |
| 06/05/2013 | CN202965701U Math plotter |
| 06/05/2013 | CN202965700U Multifunctional dividing ruler |
| 06/05/2013 | CN202965699U Teaching multi-purpose ruler |
| 06/05/2013 | CN202965698U Multifunctional compasses |
| 06/05/2013 | CN202965697U Angle-measuring triangular rule |
| 06/05/2013 | CN202965696U Compasses |
| 06/05/2013 | CN202965695U Novel student ruler |
| 06/05/2013 | CN202965694U Semicircle ruler with chalk slideway |
| 06/05/2013 | CN202965693U Protractor combined with ruler |
| 06/05/2013 | CN202965692U Multi-purpose ruler |
| 06/05/2013 | CN202965690U Safe compasses |
| 06/05/2013 | CN202965688U Mathematics teaching ruler device |
| 06/05/2013 | CN202965684U Ruler with paper cutting function |
| 06/05/2013 | CN103134407A Multifunctional flexible rule accessory |
| 06/05/2013 | CN103129265A Drawing board |
| 06/05/2013 | CN103129264A Novel circle drawing scale capable of drawing circle center |
| 06/05/2013 | CN103129263A Multifunctional learning tool |
| 06/04/2013 | US8457786 Method and an apparatus for calibration of an industrial robot system |
| 05/2013 | |
| 05/29/2013 | CN202952733U Card filling base board |
| 05/29/2013 | CN202952732U Blackboard scriber in English language teaching |
| 05/29/2013 | CN202952731U English grid drawer |
| 05/29/2013 | CN202952730U Drawing device for plane geometry |
| 05/29/2013 | CN202952729U Multifunctional triangular rule for accountant |
| 05/29/2013 | CN202952723U Novel ruler |
| 05/29/2013 | CN202952721U Multifunctional ruler |
| 05/29/2013 | CN202952720U Drawing plate used for mechanical drawing |
| 05/29/2013 | CN103121353A Graphometer |
| 05/29/2013 | CN103121352A A piece of dual-purpose stationery |
| 05/29/2013 | CN103121351A Multi-functional compasses |
| 05/29/2013 | CN103121349A Multipurpose drawing board |
| 05/22/2013 | CN202948607U Novel pointer |
| 05/22/2013 | CN202944096U Mathematics plotting instrument |
| 05/22/2013 | CN202944095U Protractor capable of directly and accurately drawing and measuring angle |
| 05/22/2013 | CN202944094U Combined measurement drawing tool |
| 05/22/2013 | CN103112291A Multifunctional ruler |
| 05/22/2013 | CN103112289A Ruler convenient to use |
| 05/22/2013 | CN101774319B Answering accelerating gear |
| 05/16/2013 | DE102011118595A1 Ruler-like marking device for marking indications on playing surface of billiard tables, has longitudinal edges and transverse edges, where marking device is made of wood, aluminum, rigid plastic or composite material |
| 05/15/2013 | CN202935039U Folding type spline for educational statistics |
| 05/15/2013 | CN202935038U Translation type spline for educational statistics |
| 05/15/2013 | CN202935037U Blackboard-writing English letter three-square-line drawing line device |
| 05/15/2013 | CN202935036U Combined ruler |
| 05/15/2013 | CN202935035U Multifunctional ruler used for economic management specialty |
| 05/15/2013 | CN202935034U Movable ruler used in mathematics |
| 05/15/2013 | CN202935033U Finance special ruler |
| 05/15/2013 | CN202935032U Multifunctional ruler for mathematical education |
| 05/15/2013 | CN202935029U Novel compasses |
| 05/15/2013 | CN202935024U Ruler with groove |
| 05/15/2013 | CN103101371A Multifunctional easy-to-use plotter |
| 05/09/2013 | US20130111772 Squaring Tool with Offset Blades |
| 05/08/2013 | CN202929883U English standard writing practice device |
| 05/08/2013 | CN202923231U Circle describing board for politics |
| 05/08/2013 | CN202923230U Advanced mathematics drawing device |
| 05/08/2013 | CN202923229U Multi-functional protractor |
| 05/08/2013 | CN202923228U Drawing rule for applied mathematics teaching |
| 05/08/2013 | CN202923227U Multifunctional mathematical drawing rule |
| 05/08/2013 | CN202923226U Special ruler for accountant |
| 05/08/2013 | CN202923225U Novel mathematics teaching aid |
| 05/08/2013 | CN202923224U Drawing instrument used for mathematics teaching |
| 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 | CN103090756A Scissor type protractor |
| 05/08/2013 | CN103085547A Multipurpose ruler |
| 05/08/2013 | CN103085546A Curve plate with scales |
| 05/08/2013 | CN103085545A Computer-readable sheet filling auxiliary plate |
| 05/01/2013 | CN202911400U Motor-driven drawing tool |