| Patents for B43L 1 - Repeatedly-usable boards or tablets for writing or drawing (5,148) |
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| 06/19/2013 | CN203004756U Blackboard device with automatic cleaning function |
| 06/19/2013 | CN203004755U Double-layer cleaning-free blackboard |
| 06/19/2013 | CN203004754U Dust absorbing blackboard |
| 06/19/2013 | CN203004753U Dust-absorbing blackboard |
| 06/19/2013 | CN203004752U Quick-cleaning blackboard |
| 06/19/2013 | CN203004751U Full-automatic blackboard |
| 06/19/2013 | CN203004750U Dustproof blackboard |
| 06/19/2013 | CN203004749U Simple solar temporary teaching board |
| 06/19/2013 | CN103158404A Blackboard with chalk maker |
| 06/12/2013 | CN202986565U Labor-saving blackboard eraser and blackboard |
| 06/12/2013 | CN202986518U Special blackboard capable of erasing characters automatically for school |
| 06/12/2013 | CN202986517U Rolling blackboard |
| 06/12/2013 | CN202986516U Music teaching blackboard |
| 06/12/2013 | CN202986515U Teaching board |
| 06/12/2013 | CN202986514U Mathematical teaching board |
| 06/12/2013 | CN202986513U Teaching board for preschool education |
| 06/12/2013 | CN202986512U Magnetic blackboard |
| 06/12/2013 | CN202986511U Dust removing blackboard |
| 06/12/2013 | CN202986510U Blackboard |
| 06/12/2013 | CN202986509U Full-automatic dust collection blackboard |
| 06/12/2013 | CN202986508U Blackboard chalkrail |
| 06/12/2013 | CN202986507U Dust receiving and cleaning device for blackboard |
| 06/12/2013 | CN202986506U Dust receiving device for blackboard |
| 06/12/2013 | CN202986505U Dust absorption type dust prevention blackboard |
| 06/12/2013 | CN202986504U Blackboard with monitoring function |
| 06/12/2013 | CN202986503U Blackboard with mirrors |
| 06/12/2013 | CN202986502U Whiteboard with erasers |
| 06/12/2013 | CN202986501U Multifunctional blackboard |
| 06/12/2013 | CN202986500U Drawing board for university teacher |
| 06/12/2013 | CN202986499U Writing board used during English study |
| 06/12/2013 | CN202986498U Combined teaching writing board |
| 06/12/2013 | CN202981159U Child desk |
| 06/05/2013 | CN202976594U Double sided game board |
| 06/05/2013 | CN202965722U Math teaching board |
| 06/05/2013 | CN202965677U Multi-layer stripping membrane regenerative type erasable writing board |
| 06/05/2013 | CN202965676U Reusable exercise book |
| 06/05/2013 | CN202965675U Novel white board capable of being deformed to form seat |
| 06/05/2013 | CN202965674U Blackboard capable of being lifted up and down |
| 06/05/2013 | CN202965673U Magnetic dust-free combined blackboard |
| 06/05/2013 | CN202965672U Dust-proof blackboard |
| 06/05/2013 | CN202965671U Push-and-pull type intelligent teaching blackboard |
| 06/05/2013 | CN202965670U Blackboard bringing convenience to English language teaching |
| 06/05/2013 | CN202965669U Health care writing board |
| 06/05/2013 | CN202965668U Universal type writing board |
| 06/05/2013 | CN202965667U Push-pull type writing board |
| 06/05/2013 | CN202965666U Math teaching board |
| 06/05/2013 | CN103129255A Drawer type blackboard |
| 06/05/2013 | CN101784978B Interactive enamelled visual communication panel |
| 06/04/2013 | US8454371 Adhesive-backed chalkboard wall covering |
| 06/04/2013 | US8454370 Submersible tablet for underwater or extreme environment |
| 05/30/2013 | WO2013077456A1 Display control apparatus, image display system, display control method, and computer-readable recording medium |
| 05/30/2013 | CA2856871A1 Display control apparatus, image display system, display control method, and computer-readable recording medium |
| 05/29/2013 | CN202952719U Dust-free blackboard capable of automatically wiping |
| 05/29/2013 | CN202952718U 英语教学黑板 English teaching blackboard |
| 05/29/2013 | CN202952717U Modified blackboard |
| 05/29/2013 | CN103121348A 简易黑板 Simple blackboard |
| 05/23/2013 | US20130126598 Reusable greeting card and envelope |
| 05/22/2013 | CN202948606U Teaching plate device for music teaching |
| 05/22/2013 | CN202944091U Blackboard capable of moving up and down |
| 05/22/2013 | CN202944090U Blackboard capable of scrubbing automatically |
| 05/22/2013 | CN202944089U Blackboard capable of automatic cleaning |
| 05/22/2013 | CN202944088U Blackboard with timetable |
| 05/22/2013 | CN202944087U Novel note board |
| 05/22/2013 | CN202944086U Writing record board |
| 05/22/2013 | CN103112285A Blackboard convenient to erase |
| 05/22/2013 | CN103112284A Blackboard |
| 05/22/2013 | CN103112283A Blackboard |
| 05/22/2013 | CN103112282A Domestic multipurpose Kanban |
| 05/15/2013 | EP2590824A1 Digital whiteboard system |
| 05/15/2013 | CN202935020U Mathematical education blackboard |
| 05/15/2013 | CN202935019U Blackboard suitable for Chinese-teaching |
| 05/15/2013 | CN202935018U Anti-pollution clean blackboard |
| 05/15/2013 | CN202935017U Non-reflective blackboard |
| 05/15/2013 | CN202935016U Blackboard dust remover |
| 05/15/2013 | CN202935015U Convenient magnetic attraction blackboard |
| 05/15/2013 | CN202935014U Embedded chalk rail of writing board |
| 05/15/2013 | CN202935013U Device for Chinese teaching |
| 05/08/2013 | CN202929861U Multimedia computer teaching device |
| 05/08/2013 | CN202923234U Blackboard groove convenient to clean |
| 05/08/2013 | CN202923215U Dust-free magnetic blackboard |
| 05/08/2013 | CN202923214U Blackboard for students |
| 05/08/2013 | CN202923213U Foldable writing board with player |
| 05/08/2013 | CN202923212U Water writing cloth curtain for calligraphy teaching |
| 05/02/2013 | WO2013062927A1 Method and apparatus for forming a writable erasable area on an object |
| 05/01/2013 | EP2585313A1 Articles with rewritable writing surfaces and methods for making and using same |
| 05/01/2013 | CN202911402U Blackboard eraser capable of cleaning blackboard |
| 05/01/2013 | CN202911382U Rice paper imitating water writing silk fabrics |
| 05/01/2013 | CN202911381U Teaching blackboard for higher mathematics |
| 05/01/2013 | CN202911380U 可折叠的黑板 Foldable blackboard |
| 05/01/2013 | CN202911379U Improved teaching blackboard |
| 05/01/2013 | CN202911378U 教学黑板 Teaching blackboard |
| 05/01/2013 | CN202911377U Novel blackboard |
| 05/01/2013 | CN202911376U Blackboard capable of removing chalk powder easily |
| 05/01/2013 | CN202911375U Folding blackboard |
| 05/01/2013 | CN202911374U Small white board with camera |
| 05/01/2013 | CN103072408A Push-pull type blackboard |
| 05/01/2013 | CN102001250B Evolute elevator mechanism |
| 04/28/2013 | CA2756384A1 Magnetic piece for play board and magnetic play board |
| 04/25/2013 | US20130101980 Method and apparatus for forming a writable erasable area on an object |
| 04/25/2013 | US20130101979 Dry-Erase Board with Inserts |