Patents for B43L 1 - Repeatedly-usable boards or tablets for writing or drawing (5,148)
09/2013
09/04/2013CN103273771A 环保节能磁性黑板 Green energy magnetic blackboard
09/04/2013CN103273770A Dual-purpose teaching board used for writing and projection
09/04/2013CN103273769A Circulation cloth self-erasing blackboard
09/04/2013CN103273768A Environmental protection and energy saving teaching word pad
08/2013
08/29/2013US20130224723 Display board assembly
08/29/2013US20130224722 System and method of selectively removable writing tablets
08/28/2013CN203157490U Rotary three-face blackboard
08/28/2013CN203157489U Multifunctional blackboard
08/28/2013CN203157488U Pulling blackboard
08/28/2013CN203157487U Blackboard with curtain for Chinese teaching
08/28/2013CN203157486U Novel blackboard device
08/28/2013CN203157485U Blackboard for teaching
08/28/2013CN203157484U Portable teaching board
08/28/2013CN203153074U Display rack used for math teaching
08/27/2013US8517329 Easel stand mountable display board
08/21/2013CN203142167U Batten type blackboard capable of overturning and being cleaned automatically
08/21/2013CN203142166U Push-pull type labor-saving blackboard
08/21/2013CN203142165U Dust-free blackboard
08/21/2013CN203142164U Folding blackboard
08/21/2013CN203142163U Blackboard
08/21/2013CN203142162U Advanced mathematics teaching blackboard
08/21/2013CN203142161U Light-emitting blackboard
08/21/2013CN203142160U Teaching drawing board
08/21/2013CN203142159U Combined teaching board
08/21/2013CN203142158U Combined teaching board
08/21/2013CN203142157U Writing board
08/21/2013CN203137632U Senior English teaching board
08/21/2013CN103253041A Erasable blackboard capable of moving left and right
08/14/2013CN203126258U Fluorescent tablet
08/14/2013CN203126257U Dark spot blackboard
08/14/2013CN203126256U Dust-free magnetic blackboard
08/14/2013CN203126255U Chinese teaching board
08/14/2013CN203126254U Multifunctional blackboard capable of collecting chalk powder automatically
08/14/2013CN203126253U Automatic dust absorbing blackboard
08/14/2013CN203126252U Novel mathematics teaching board
08/14/2013CN203126251U Blackboard with rolling brush
08/14/2013CN203126250U Dustproof environment-friendly blackboard
08/14/2013CN203126249U Blackboard for Chinese teaching
08/14/2013CN203126248U Electric blackboard
08/14/2013CN203126247U Multimedia classroom blackboard
08/14/2013CN203126246U Teaching writing board with multi-media cabinet
08/14/2013CN203126245U Teaching writing board with teaching tool cabinet
08/14/2013CN203126244U Writing board provided with compass magnetic center locator and used for teaching
08/14/2013CN203126243U Whiteboard enabling people to write with iron powder pen
08/14/2013CN203126242U Message board convenient to use
08/14/2013CN203121562U Desk with drawing board
08/14/2013CN103241037A Integrated multimedia blackboard easy in maintenance
08/07/2013CN203118243U English teaching board
08/07/2013CN203110670U Teaching blackboard enabling English four-line grid to be drawn rapidly
08/07/2013CN203110669U Concealed-check small blackboard
08/07/2013CN203110668U Labor-saving environment-friendly blackboard with multiple faces
08/07/2013CN203110667U Anti-light-reflection blackboard
08/07/2013CN203110666U Mathematical teaching board
08/07/2013CN203110665U Blackboard
08/07/2013CN203110664U Multifunctional teaching board
08/07/2013CN203110663U Blackboard provided with fast blackboard eraser
08/07/2013CN203110662U Push-pull type blackboard
08/07/2013CN203110661U Blackboard
08/07/2013CN203110660U Blackboard and eraser integrated machine
08/07/2013CN203110659U USB (universal serial bus) multifunctional blackboard
08/07/2013CN203110658U Two-degree of freedom blackboard
08/07/2013CN203110657U Dust guarding blackboard
08/07/2013CN203110656U Foldable writing board
08/07/2013CN203110655U Eye-protecting tablet
08/07/2013CN203110654U Teaching drawing board
08/07/2013CN203110653U Simple temporary teaching board
08/07/2013CN203110652U Multifunctional combined push-pull writing board
08/07/2013CN103231604A Blackboard with automatic dust collection eraser
08/07/2013CN103231603A Novel negative pressure environmentally-friendly multi-functional blackboard
07/2013
07/31/2013CN203093561U Multifunctional office supply storage device
07/31/2013CN203093483U Novel blackboard for teaching
07/31/2013CN203093482U Blackboard provided with invisible grids
07/31/2013CN203093481U Blackboard
07/31/2013CN203093480U Extensible type blackboard
07/31/2013CN203093479U Movable blackboard convenient to fold and store
07/31/2013CN203093478U Movable blackboard with blackboard erasers
07/31/2013CN203093477U Hand-operated blackboard
07/31/2013CN203093476U 黑板 Blackboard
07/31/2013CN203093475U Blackboard with hand washing sink
07/31/2013CN203093474U Novel dust collection and ventilation blackboard
07/31/2013CN203093473U Automatic cleaning blackboard
07/31/2013CN203093472U Intelligent auxiliary teaching blackboard
07/31/2013CN203093471U Multifunctional notebook
07/31/2013CN203088280U Multi-purpose thermolator
07/25/2013WO2013110046A1 Low volatile organic compomemt dry erase siloxane-based coatings
07/24/2013CN203078144U Blackboard eraser
07/24/2013CN203078143U Dustproof blackboard eraser with dust board
07/24/2013CN203078139U Dustproof blackboard
07/24/2013CN203078122U English teaching board convenient to operate
07/24/2013CN203078120U Novel black board
07/24/2013CN203078052U Rotary self-wiping dust-rise-prevention short blackboard
07/24/2013CN203078051U Blackboard
07/24/2013CN203078050U Dust-recycling type writing device
07/24/2013CN203078049U Blackboard with embedded computer
07/24/2013CN203078048U Modern blackboard system
07/24/2013CN203078047U Convenient blackboard
07/24/2013CN203078046U Dust absorption blackboard
07/24/2013CN203078045U Detachable blackboard
07/24/2013CN203078044U Automatic dust absorbing blackboard
07/24/2013CN203078043U Multifunctional blackboard
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ... 52