| Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769) | |
|---|---|
| 11/2013 | |
| 11/20/2013 | CN203293778U English teaching tool |
| 11/20/2013 | CN203293777U Easy-to-adjust marking device for English teaching |
| 11/20/2013 | CN203293776U Multifunctional surveying instrument |
| 11/20/2013 | CN203293774U Novel calibrated scale |
| 11/13/2013 | CN203282920U Line marking device for lines of English four-line ruled paper |
| 11/13/2013 | CN203282919U Convenient tool for assisting manufacturing of crane span structure bend |
| 11/13/2013 | CN203282918U Model sucking disc angle measuring scale |
| 11/13/2013 | CN203282917U Line drawing tool of blackboard |
| 11/13/2013 | CN203282916U Mathematics teaching tool |
| 11/13/2013 | CN103386847A Chalk fixer |
| 11/06/2013 | CN203267585U Seven-piece picture drawing board for teaching |
| 11/06/2013 | CN203267584U Pinyin teaching line-drawing device |
| 11/06/2013 | CN203267583U Four-line three-grid scriber for English teaching |
| 11/06/2013 | CN203267582U Four-grid scriber for English teaching |
| 11/06/2013 | CN203267581U Foldable English teaching ruler |
| 11/06/2013 | CN203267580U Protractor fast and convenient to use |
| 11/06/2013 | CN203267579U Frame ruler |
| 11/06/2013 | CN203267578U Multifunctional device for mathematics teaching |
| 11/06/2013 | CN103381728A Combined type set square |
| 11/06/2013 | CN103381727A Line drawing device |
| 10/2013 | |
| 10/30/2013 | CN203254835U English scriber convenient to carry |
| 10/30/2013 | CN203254834U Drawing tool for teaching |
| 10/30/2013 | CN203254833U Multi-functional combined measurement tool |
| 10/30/2013 | CN103373149A Line ruler |
| 10/30/2013 | CN103373148A Examination tool set |
| 10/30/2013 | CN103373147A Target-shaped pattern ruler |
| 10/30/2013 | CN102529525B Compass |
| 10/29/2013 | CA2603497C Writing paper |
| 10/23/2013 | CN203246229U Multifunctional stationery board |
| 10/23/2013 | CN103358779A Multi-parallel-line synchronous rapid scriber |
| 10/23/2013 | CN103358778A Blackboard newspaper line drawing ruler |
| 10/23/2013 | CN103358777A Sliding rule drawing board |
| 10/23/2013 | CN103358776A Multipurpose triangular rule |
| 10/23/2013 | CN103358775A Unit angle sectioning box ruler and method for evenly sectioning acute angle |
| 10/22/2013 | US8561311 Apparatus for measuring and cutting treads |
| 10/16/2013 | CN203236921U Ruler used for drawing parallelograms |
| 10/16/2013 | CN203236920U Primary Chinese teaching board device |
| 10/16/2013 | CN203236919U Mathematical teaching auxiliary drawing rule |
| 10/16/2013 | CN203236918U Multifunctional physics-teaching ruler |
| 10/16/2013 | CN203236917U Novel stationery |
| 10/16/2013 | CN203236916U Plotting instrument |
| 10/16/2013 | CN203236913U Mathematics teaching ruler |
| 10/16/2013 | CN203234285U Bookrack for mathematical education |
| 10/16/2013 | CN103350596A Circular curve line drawing indexing hole distribution scale |
| 10/09/2013 | CN203228556U English four-line scriber |
| 10/09/2013 | CN203228555U 几何教学尺 Geometry Teaching feet |
| 10/09/2013 | CN203228554U 多功能尺 Multifunction foot |
| 10/09/2013 | CN203228553U Universal ruler and compass |
| 10/09/2013 | CN203228552U Multifunctional teaching ruler |
| 10/09/2013 | CN203228549U Dustproof clean blackboard |
| 10/09/2013 | CN103342073A Multifunctional tooling scale |
| 10/02/2013 | CN203221789U 多功能量角器 Multifunctional protractor |
| 10/02/2013 | CN203221788U Multifunctional bevel protractor |
| 10/02/2013 | CN203221786U Mathematical teaching ruler device |
| 10/02/2013 | CN103332047A Drawing template with lifting bar |
| 09/2013 | |
| 09/26/2013 | US20130247396 Structure marking tool |
| 09/25/2013 | CN203217267U Double-purpose teaching tool |
| 09/25/2013 | CN203210957U Mathematics teaching ruler |
| 09/25/2013 | CN203210956U Line drawing teaching device for English |
| 09/25/2013 | CN203210955U Multifunctional scribing tool |
| 09/25/2013 | CN203210954U Scriber for English classroom teaching |
| 09/25/2013 | CN203210953U Scribing ruler for English teaching |
| 09/25/2013 | CN203210952U Blackboard for English teaching |
| 09/25/2013 | CN203210951U Line marking device |
| 09/25/2013 | CN203210950U Multipurpose protractor |
| 09/25/2013 | CN203210949U Compass and ellipsograph integrating instrument capable of drawing ellipse |
| 09/25/2013 | CN203210948U Precise and even dividing device for circular angle |
| 09/25/2013 | CN203210947U Drawing device for drawing dashed lines |
| 09/25/2013 | CN203210942U 多功能尺子 Multifunctional ruler |
| 09/25/2013 | CN203210941U Novel scribing ruler |
| 09/25/2013 | CN103317916A Mover of compasses |
| 09/25/2013 | CN103317915A Drawing template with tongue piece |
| 09/25/2013 | CN103317914A Novel graph imitating instrument mechanism |
| 09/25/2013 | CN103317913A Triangular plate with lifting rod |
| 09/25/2013 | CN103317912A Magnetic drawing template |
| 09/25/2013 | CN103317911A Drawing template with ball rod |
| 09/25/2013 | CN103317908A Multifunctional safety compasses |
| 09/24/2013 | US8539689 Guide rail for a hand-held power tool |
| 09/24/2013 | US8539683 Stamping machine |
| 09/18/2013 | CN203204886U Multifunctional English teaching device used in institutions of higher learning |
| 09/18/2013 | CN203198528U Writing grid line scraper for English language teaching |
| 09/18/2013 | CN203198527U 多功能量角器 Multifunctional protractor |
| 09/18/2013 | CN203198526U Surveying and mapping engineering ruler |
| 09/18/2013 | CN203198525U Magnetic attraction teaching combined ruler |
| 09/18/2013 | CN203198524U Multifunctional mathematical ruler |
| 09/18/2013 | CN203198523U Multifunctional teaching instrument |
| 09/18/2013 | CN203198522U 绘图装置 Drawing device |
| 09/18/2013 | CN203198521U Combined ruler protractor set square |
| 09/18/2013 | CN203198520U Multifunctional tool for painting and calligraphy |
| 09/18/2013 | CN103303039A Detachable multifunctional teaching aid |
| 09/18/2013 | CN103303038A Multifunctional circle drawing teaching aid |
| 09/11/2013 | CN203192258U Primary mathematics teaching appliance |
| 09/11/2013 | CN203185938U Triangle drawing teaching aid for math class |
| 09/11/2013 | CN203185937U Matts teaching board |
| 09/11/2013 | CN203185936U Protractor |
| 09/11/2013 | CN203185933U Safe compasses |
| 09/11/2013 | CN203185931U Multifunctional teaching set square |
| 09/11/2013 | CN103292656A Slope dimension measuring instrument |
| 09/11/2013 | CN103287174A Four-line ruler for letter teaching |
| 09/11/2013 | CN103287173A Drawing device with functions of set square, compass and angle gauge |