Patents for B43L 1 - Repeatedly-usable boards or tablets for writing or drawing (5,148) |
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11/19/2008 | CN201151294Y Writing board |
11/19/2008 | CN201151293Y Multifunctional electromagnetic non-dust blackboard |
11/19/2008 | CN100434284C Magnetic powder swimming type writing board |
11/13/2008 | US20080276502 Card with adhesive on its faces for the placement of information |
11/12/2008 | CN201148068Y Thin film blackboard |
11/12/2008 | CN201148067Y Blackboard |
11/12/2008 | CN201148066Y Adjustable blackboard |
11/12/2008 | CN201148065Y Multifunctional blackboard |
11/12/2008 | CN201148064Y Coloured blackboard and matched appliances thereof |
11/12/2008 | CN201148063Y Reusable water writing brush pen practice board |
11/06/2008 | US20080274445 Reversal Magnetic Display Panel |
11/05/2008 | CN201143853Y Blackboard eraser with rail |
11/05/2008 | CN201143843Y Novel blackboard |
11/05/2008 | CN201143842Y Eyesight protective blackboard |
10/30/2008 | WO2008079489A3 Welding- type system for identifying, recording and storing specific settings of an interface device using a bezel forming a marking device |
10/29/2008 | CN201140621Y Full-automatic wiping blackboard |
10/29/2008 | CN201140620Y Blackboard |
10/29/2008 | CN101293451A Economic water-writing plate |
10/29/2008 | CN100429649C Alternative supporting device and method |
10/22/2008 | CN201136384Y Electric cleaning and dust free blackboard without use of chalk and without in high position |
10/22/2008 | CN101289039A Indoor writing pads |
10/22/2008 | CN100427327C Concentratively controlled multimedia teaching system |
10/16/2008 | WO2008124558A1 Reorientable dry erase board |
10/16/2008 | WO2008124556A1 Foldable dry erase board |
10/15/2008 | CN201132450Y Novel blackboard |
10/15/2008 | CN100426214C Determining the location of the tip of an electronic stylus |
10/09/2008 | US20080248456 Reorientable Dry Erase Board |
10/08/2008 | CN201128330Y Convenient blackboard eraser |
10/08/2008 | CN201128318Y Writing board |
10/08/2008 | CN201128317Y Combination type writing board |
10/07/2008 | US7431590 Whiteboard scoreboard |
10/01/2008 | CN201124676Y Lightening blackboard |
10/01/2008 | CN201124675Y Folding type rotary blackboard |
10/01/2008 | CN201124674Y Unreflected blackboard |
10/01/2008 | CN201124673Y Convenient blackboard |
10/01/2008 | CN201124672Y Anti-reflecting angle-adjustable blackboard |
10/01/2008 | CN201124671Y Dust-less blackboard |
10/01/2008 | CN201124670Y Rolling type white board |
10/01/2008 | CN201124669Y Electronic vivid handwriting board |
10/01/2008 | CN201124668Y Multifunctional color ink painting practice board |
10/01/2008 | CN101274568A Washable memo pad |
09/24/2008 | CN201120810Y Rail blackboard eraser |
09/24/2008 | CN201120806Y Encryption plate for writing |
09/17/2008 | CN201117119Y Combined type multimedia teaching device |
09/17/2008 | CN201116049Y Environmental protection blackboard with window curtain |
09/17/2008 | CN201116048Y Brush word exercising instrument |
09/17/2008 | CN201116047Y Reusable brush pen Chinese calligraphy and paintings practice board |
09/11/2008 | US20080220405 Magnetic display for use by coaches and trainers of various sports |
09/10/2008 | CN100418001C Magnetophoretic reversal display panel and magnetophoretic reversal display method |
09/03/2008 | CN201109303Y Convenient blackboard |
09/03/2008 | CN201109302Y Grooved blackboard |
09/03/2008 | CN201109301Y Dust-absorbing blackboard |
09/03/2008 | CN201109300Y Double-deck multifunctional blackboard |
09/03/2008 | CN201109299Y Modified infrared electronic whiteboard |
09/03/2008 | CN101258040A Projection blackboard and process for producing the same |
08/27/2008 | CN201105583Y Roller dust-free blackboard eraser |
08/27/2008 | CN201105582Y Automatic lifting blackboard |
08/27/2008 | CN201105581Y Automatic blackboard |
08/20/2008 | CN201103151Y Novel basin |
08/20/2008 | CN201102407Y Dustproof blackboard |
08/20/2008 | CN201102406Y Multifunctional coordinate plate |
08/20/2008 | CN101244670A Dust-less blackboard |
08/20/2008 | CN101244669A Display method based on magnetic display element, magnetic display element and magnetic writing board |
08/20/2008 | CN100411884C Microcapsule magnetophoretic display sheet capable of writing and erasing |
08/14/2008 | US20080193909 Magnetic drawing apparatus |
08/13/2008 | CN201099098Y Blackboard convenient for hanging |
08/13/2008 | CN201099097Y Multi-surface blackboard |
08/13/2008 | CN201099096Y Electric dust collecting blackboard |
08/13/2008 | CN201099095Y Automatic dust-removing blackboard |
08/13/2008 | CN201099094Y Combined blackboard |
08/13/2008 | CN201099026Y Modified soft white plate |
08/07/2008 | WO2008093171A1 Erasable magnetic drawing board apparatus |
08/07/2008 | US20080187900 Foam writing pad |
08/06/2008 | CN201095238Y Rotatable blackboard |
08/06/2008 | CN201095237Y Drawing board for children |
08/06/2008 | CN101238000A Method for manufacturing a visual communication panel |
08/06/2008 | CN100408353C Multifunctional steam type writing and painting exerciser |
07/30/2008 | CN201092197Y Intelligent type environment protection blackboard |
07/30/2008 | CN201092196Y Dust-free magnetic blackboard |
07/30/2008 | CN101230173A Regenerative silicon-plastic chalk writing blackboard and method for making same |
07/23/2008 | CN201089302Y Environment protective blackboard |
07/23/2008 | CN201089301Y Convenient blackboard |
07/23/2008 | CN201089300Y Teaching demonstration and blackboard writing teaching aid |
07/23/2008 | CN101225626A Handwriting practicing paper |
07/16/2008 | CN201086539Y Multi-functional blackboard |
07/16/2008 | CN201086538Y Dustproof blackboard |
07/16/2008 | CN201086537Y Blackboard with brush |
07/16/2008 | CN201086536Y Multimedia environment-protection universal blackboard |
07/16/2008 | CN201086535Y Optical hand-drawing plate |
07/16/2008 | CN201086534Y Environment friendly durable writing board |
07/16/2008 | CN201086533Y Multifunctional writing pad pasting |
07/16/2008 | CN201086532Y Water writing surface fabric for calligraphy and painting exercise |
07/16/2008 | CN201085294Y Dual-purpose easel |
07/16/2008 | CN101219623A Electric magnetic blackboard eraser |
07/15/2008 | US7399184 Dry erase article |
07/09/2008 | CN201082635Y Magnetic blackboard |
07/09/2008 | CN101217582A A mobile telephone with fluorescence board of writing |
07/09/2008 | CN100401241C Projector and projector accessory |
07/03/2008 | WO2008079489A2 Welding- type system for identifying, recording and storing specific settings of an interface device using a bezel forming a marking device |
07/03/2008 | WO2008078863A1 Blackboard with video display terminal |