Patents
Sitemap › B43 - Writing or drawing implements; Bureau accessories › B43L - Articles for writing or drawing upon; Accessories for writing or drawing › B43L 9 - Circular curve-drawing or like instruments
Patents for B43L 9 - Circular curve-drawing or like instruments (2,793)
10/2012
10/03/2012CN202463331U Retractable compasses
10/03/2012CN202463330U Instrument capable of drawing concentric circles
10/03/2012CN202463329U Novel compasses
10/03/2012CN202463328U Retractable magnetic teaching compasses
10/03/2012CN202463327U Compasses with two height-adjustable legs
10/03/2012CN202463326U Magnetic compasses used on blackboard
10/03/2012CN202463324U Ruler capable of drawing concentric circles
10/03/2012CN102700330A Cross beam type multipurpose compass with dismountable single core
09/2012
09/26/2012CN202448592U Multifunctional compasses
09/26/2012CN202448591U Novel compasses
09/26/2012CN202448590U Curved surface circle drawing instrument
09/26/2012CN202448584U Circle-drawing ruler
09/19/2012CN202439433U Teaching compass
09/19/2012CN202439432U Suction disc type teaching compasses
09/19/2012CN202439431U Multifunctional compass for teaching
09/19/2012CN202439425U Compasses ruler
09/12/2012CN202428931U Teaching compass
09/12/2012CN202428930U Compasses teaching aid
09/05/2012CN202413147U Chalk compass
09/05/2012CN202413146U Compass convenient to operate
09/05/2012CN202413136U Drawing tool
09/05/2012CN202413134U Circle drawing machine for math teaching
09/05/2012CN202413133U Safety compasses
09/05/2012CN202413132U Compasses convenient for changing drawing pen
09/05/2012CN202413131U Compasses with blades
09/05/2012CN202413130U Foldable compasses
09/05/2012CN202413129U Compasses specially used for teacher
09/05/2012CN202413128U Multifunctional compasses
09/05/2012CN202413127U Compass with ruler
09/05/2012CN202413069U Compass pen
08/2012
08/29/2012CN202399763U Simple compass for metal blackboard
08/22/2012CN202389048U Angle drawing device
08/22/2012CN202389046U Novel compasses
08/22/2012CN202389045U Novel compass
08/22/2012CN202389044U Multifunctional straight rule
08/22/2012CN202389027U Multifunctional learning tool
08/22/2012CN102642430A Teaching compasses with sucking disc
08/15/2012CN202378557U Cyclograph
08/15/2012CN202378555U Sucker compass
08/15/2012CN202378554U Multifunctional compasses
08/08/2012CN202368184U Multifunctional composite teaching tool
08/08/2012CN202368181U Multifunctional set square for teaching
08/08/2012CN202368178U Novel compasses
08/08/2012CN202368177U Novel circle drawing ruler capable of drawing circle centers
08/01/2012CN202357718U Accurately-drawing type compass device
08/01/2012CN202357717U Novel compass
08/01/2012CN202357716U Multifunctional compass
07/2012
07/25/2012CN202345180U Suction-disc-type multipurpose compasses
07/25/2012CN202345177U Adjustable compass for mathematical teaching
07/25/2012CN202345176U Teaching compasses
07/25/2012CN202345175U Suction cup type compass
07/25/2012CN202345174U Compasses with knife
07/25/2012CN202345173U Compasses with cutting knife
07/25/2012CN202345172U Compasses capable of measuring radius
07/25/2012CN202345171U Convenient compass
07/25/2012CN202345170U Protractor compasses
07/25/2012CN202345165U Right-angle triangular plate
07/25/2012CN202345164U Convenient triangle
07/25/2012CN202345161U Multifunctional math teaching aid
07/25/2012CN202345129U Compasses-type multipurpose pen
07/19/2012WO2012094717A1 Multifunctional writing, reading and drawing aid
07/18/2012CN202337138U 带刻度尺的圆规 With the scale of the compass
07/18/2012CN202337135U 多用三角板 Multi triangle
07/18/2012CN102582326A Combined drawing rule for mathematics teaching
07/18/2012CN102582324A Ruler
07/11/2012CN202319572U 无针圆规 Compass needle
07/11/2012CN202319571U 一种多功能尺规 A multifunctional ruler
07/11/2012CN202319570U 一种做几何题用组合尺具 One kind of done with a combination of geometry problems with foot
07/11/2012CN202319563U 一种几何文具尺 One kind of geometry Office Rulers
07/11/2012CN202319560U 防滑圆规 Slip compasses
07/11/2012CN202319554U 一种安全圆规插套 A secure holster compasses
07/11/2012CN202319553U 一种教学用圆规 A teaching with a compass
07/11/2012CN202319552U 教师用易调型圆规 Teacher's easy to tune type compasses
07/11/2012CN202319551U 尺规教学做图器 Ruler of teaching do figure is
07/11/2012CN202319550U 数学教学用圆规 Mathematics Teaching with a compass
07/11/2012CN202319549U 一种带刀片的圆规 A compass with a blade
07/11/2012CN202319548U 多功能数学教学尺 Multifunction foot Mathematics Teaching
07/11/2012CN202319547U 一种圆规 One kind of compass
07/11/2012CN202319546U 教学圆规 Teaching compasses
07/11/2012CN202319545U 一种带刀片的圆规 A compass with a blade
07/11/2012CN202319544U 一种教学用圆规 A teaching with a compass
07/11/2012CN202319543U 多功能圆规 Multifunction Compass
07/11/2012CN202319542U 三脚圆规 Three-legged compasses
07/11/2012CN202319541U 便携折叠式教学尺 Portable folding ruler teaching
07/11/2012CN202319531U 尺规两用器 Ruler of dual control
07/11/2012CN102555615A Teaching compasses
07/11/2012CN102555613A Circle drawing ruler
07/04/2012CN202293917U 组合式圆规 Combined compasses
07/04/2012CN202293914U 一种数学教学用尺具装置 A mathematical teaching apparatus with a ruler tool
07/04/2012CN202293913U 数学教具 Mathematics Teaching Aids
07/04/2012CN202293907U 教学圆规 Teaching compasses
07/04/2012CN202293906U 一种带刀片的圆规 A compass with a blade
07/04/2012CN202293905U 新型实用圆规 New practical compasses
07/04/2012CN202293904U 一种安全圆规 A safe compasses
07/04/2012CN202293902U 多功能尺子 Multifunctional ruler
07/04/2012CN202293900U 一种数学教学用组合尺具 A mathematical teaching tool with a combination of foot
07/04/2012CN202293876U 圆规水笔 Compass pen
07/04/2012CN202293857U 多功能铅笔 Multifunctional Pencils
07/04/2012CN102529526A Anti-slip and energy-saving teaching compass
07/04/2012CN102529525A Novel compass
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