Patents for B43L 1 - Repeatedly-usable boards or tablets for writing or drawing (5,148) |
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06/01/2011 | CN201849152U Blackboard slot |
06/01/2011 | CN201849151U Movable blackboard |
06/01/2011 | CN201849150U Blackboard with storage, illumination and light shading functions |
06/01/2011 | CN201849149U Hanging blackboard |
06/01/2011 | CN102079203A Blackboard with chalk powder cleaning groove |
05/25/2011 | CN201841823U Roller shutter type blackboard |
05/25/2011 | CN201841822U Self-rubbed type remote control teaching board |
05/25/2011 | CN201841821U Convenient blackboard |
05/25/2011 | CN201841820U Backboard |
05/25/2011 | CN201841819U Anti-reflection blackboard |
05/25/2011 | CN201841818U Glow discharge electronic blackboard |
05/25/2011 | CN102069663A Color drawing board toy |
05/25/2011 | CN102069662A Pen color recognition device and pen color recognition method for electronic blackboard |
05/18/2011 | CN201833743U Convenient-to-clean chalk dust receiving groove for blackboard |
05/18/2011 | CN201833742U Lifting blackboard |
05/18/2011 | CN201833741U Concave blackboard |
05/18/2011 | CN102059892A Environment-friendly blackboard |
05/18/2011 | CN102059891A Mobile blackboard |
05/18/2011 | CN102059890A Automatic lifting blackboard |
05/18/2011 | CN102059889A Multifunctional blackboard |
05/18/2011 | CN102059888A Dual purpose blackboard |
05/18/2011 | CN102059887A Composite glass writing board material and writing board manufactured by utilizing board material |
05/11/2011 | CN201824720U Blackboard convenient to clean |
05/11/2011 | CN201824719U Blackboard with marker |
05/11/2011 | CN201824718U Electrothermic evaporation dustless blackboard |
05/11/2011 | CN201824717U Teaching blackboard and supporting compasses thereof |
05/05/2011 | US20110104655 Adhesive-backed chalkboard wall covering |
05/04/2011 | CN201816398U Writing and painting toy device |
05/04/2011 | CN201816343U Multifunction hand-power elevation automatic dust-removal louver blackboard |
05/04/2011 | CN201816342U Teaching board |
05/04/2011 | CN201816341U Blackboard with dust collector |
05/04/2011 | CN201816340U Vacuum-absorbed colorful particle dot matrix display type consumables-free and environment-friendly blackboard |
05/04/2011 | CN201816339U Environment-friendly and energy-saving blackboard |
05/04/2011 | CN201816338U Blackboard |
05/04/2011 | CN201816337U Multifunctional hanging ornament with notepad |
05/04/2011 | CN201816336U Multifunctional plastic writing cardboard and writing stationery |
05/04/2011 | CN201816335U Self-erasing dust-free writing board |
05/04/2011 | CN102039754A Foldable blackboard |
04/28/2011 | WO2009037585A3 Multi-sensory education device |
04/28/2011 | US20110097699 Magnetically erasable writable educational flash card and method for making the same |
04/27/2011 | EP2313209A1 Ambient cure solvent-based coatings for writable-erasable surfaces |
04/27/2011 | CN201808373U Chalk dust collecting device |
04/27/2011 | CN201808346U Motor-driven dust-free blackboard |
04/27/2011 | CN201808345U Blackboard |
04/27/2011 | CN201808344U Rotating curtain blackboard |
04/27/2011 | CN201808343U Teaching blackboard |
04/27/2011 | CN201808342U Movable mutual erasing dust-collecting blackboard |
04/27/2011 | CN201808341U Movable blackboard capable of automatically wiping |
04/27/2011 | CN201808340U Writing board |
04/27/2011 | CN201808339U Teaching board |
04/27/2011 | CN102033687A Interactive electronic whiteboard application system |
04/27/2011 | CN102029845A Self-erasure environmental-friendly blackboard |
04/27/2011 | CN102029844A Writing board and writing device therewith |
04/21/2011 | US20110091860 Magnetic glass dry erase board |
04/20/2011 | CN201800385U Electric water-washing and self-drying dustproof blackboard |
04/20/2011 | CN201800384U Novel blackboard |
04/20/2011 | CN201800383U Multifunctional electronic white board system with protective layer |
04/20/2011 | CN201798264U Repeatedly writable table |
04/20/2011 | CN102026821A Portable retractable erasable writing surface |
04/20/2011 | CN102020857A Reusable whiteboard wax easy to erase and preparation method thereof |
04/20/2011 | CN102019796A Blackboard with chalk scribing device |
04/19/2011 | CA2562477C Angled ergonomic non-reflective electronic whiteboard cabinet |
04/14/2011 | US20110086335 Wear and write dry-erase notepad |
04/13/2011 | CN201796520U Portable book type teaching board |
04/13/2011 | CN201792638U Blackboard |
04/13/2011 | CN201792637U Push-pull electronic whiteboard composite blackboard |
04/13/2011 | CN201792636U Novel whiteboard |
04/13/2011 | CN201792635U Improved optical writing board assembly |
04/13/2011 | CN201790330U Easel for children |
04/13/2011 | CN201790257U Reading tablet |
04/06/2011 | CN201786051U Classroom without 'light reflection' on blackboard |
04/06/2011 | CN201784335U Teaching aid |
04/06/2011 | CN201784334U Writing board capable of repeated writing by multiple pens |
04/06/2011 | CN201784333U Small folding blackboard |
04/06/2011 | CN201784332U Water wiping type combined blackboard |
04/06/2011 | CN201784331U White board |
04/06/2011 | CN201784330U Magnetic-control electronic writing board |
04/06/2011 | CN201784329U PCM writing board used for refrigerator panel |
04/06/2011 | CN201784328U Maessage block |
04/06/2011 | CN201782410U Photo frame with message board |
04/06/2011 | CN102001250A Evolute elevator mechanism |
03/30/2011 | CN201777059U Pen rack for pen clip white board pen |
03/30/2011 | CN201777037U Multi-layout blackboard |
03/30/2011 | CN201777036U Electromagnetic whiteboard core and electromagnetic whiteboard structure |
03/30/2011 | CN201777035U Message board |
03/23/2011 | EP2298550A1 Writing paper and method for manufacturing writing paper |
03/23/2011 | CN201769548U Novel blackboard |
03/23/2011 | CN201769547U Novel blackboard for children |
03/23/2011 | CN201769546U Teaching blackboard |
03/23/2011 | CN201769545U Novel multimedia teaching blackboard |
03/23/2011 | CN201769544U Teaching blackboard |
03/23/2011 | CN201769543U Blackboard with chalk dust containing device |
03/23/2011 | CN201769542U Quick-erase blackboard |
03/23/2011 | CN201769541U Parent-subsidiary type turnover blackboard |
03/23/2011 | CN201769540U Switch type blackboard capable of carrying out automatic erasure |
03/23/2011 | CN201769539U Display board for ideological and political education for college students |
03/16/2011 | CN201761214U Multifunctional easel |
03/16/2011 | CN201761213U Hygienic blackboard |
03/16/2011 | CN201761212U Solar automatic dust collecting blackboard |
03/16/2011 | CN201761211U Blackboard |