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