Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769) |
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11/10/1994 | WO1994025929A1 A method and device for multipencil interactive computer graphical design |
11/10/1994 | WO1994025230A1 Double-sided miter box for machine-tools, in particular panel saws |
11/09/1994 | CN2182078Y Vernier scale for enlarging or diminishing |
11/09/1994 | CN2182077Y Design follow board gear-laying slot |
11/09/1994 | CN2182076Y Double-function preventive instrument for myopia |
11/09/1994 | CN1094829A Multi-pen interactive computer graph design method and apparatus |
11/08/1994 | US5363129 Printing media feed and retaining apparatus for a thermal ink jet printer/plotter |
11/08/1994 | US5363123 Cutter drive for a computer driven printer/plotter |
11/02/1994 | EP0622239A2 Multiple ink jet print cartridge alignment method |
11/02/1994 | EP0621827A1 Dual purpose pen capping system for pen plotters |
11/02/1994 | CN2181411Y Multifunctional drawing instrument |
11/02/1994 | CN2181410Y Seating pose correction rest |
11/02/1994 | CN2181409Y Multifunctional drawing instrument |
11/02/1994 | CN2181211Y Multipurpose learning rack |
10/26/1994 | CN2180484Y Rubber concative penmanship exercising table pad |
10/26/1994 | CN2180483Y Prevention and correction writing and reading apparatus for simple nearsight |
10/20/1994 | DE4313180A1 Writing or drawing instrument |
10/19/1994 | CN2179831Y Writing posture corrector mounted on pen |
10/12/1994 | EP0619040A1 Support for the arms and hands of a user of a keyboard, drawing, knitting instrument or apparatus |
10/12/1994 | CN2179275Y 3-D geometric drawing board for student in senior middle school |
10/12/1994 | CN2179274Y Myopia and hunchback preventing instrument |
10/11/1994 | US5355157 Plotter with pencil-lead detecting system |
10/05/1994 | CN2178639Y Anti-myopia reading and writing stand |
10/05/1994 | CN2178637Y Combined trianglar rule with multi-angle |
10/05/1994 | CN2178636Y Multifunction rule |
10/04/1994 | US5352051 For a plotter |
09/29/1994 | WO1994021463A1 Form plate making apparatus for screen printing |
09/28/1994 | CN2178188Y Multipurpose mathematical drawing board for middle school |
09/28/1994 | CN2178187Y Cave board for writting |
09/28/1994 | CN2178186Y Medical drawing instrument |
09/27/1994 | US5351072 Automatic lead supply apparatus for plotter |
09/21/1994 | CN2177606Y Efficient character-correcting pen |
09/21/1994 | CN2177605Y Finger-protecting pen holder |
09/21/1994 | CN2177604Y Pen stand for drawing instrument |
09/21/1994 | CN2177383Y Health device for pupils |
09/21/1994 | CN1092531A Pattern making equipment |
09/20/1994 | US5347724 For aligning with and marking materials to be cropped |
09/14/1994 | CN2176914Y Writing mould board |
09/14/1994 | CN2176913Y Head of guide drawing machine |
09/14/1994 | CN2176912Y Multiple indexing instrument |
09/14/1994 | CN2176911Y Writing training board |
09/07/1994 | CN2176261Y Multifunctional fast drawing instrument |
09/07/1994 | CN2176260Y Pen sheath for health-care |
08/31/1994 | CN2175693Y Foldable anti-shortsightedness health rack for reading and writing |
08/31/1994 | CN2175692Y Drawing instrument |
08/31/1994 | CN2175690Y Finger cleaning pen holder |
08/30/1994 | US5342133 Paper moving system for a printer/plotter |
08/24/1994 | CN2175121Y Multi-purpose chemical graphic board |
08/24/1994 | CN2175120Y Plate for exercising writing characters with rigid pen |
08/24/1994 | CN2175119Y Correction plate for children's drawing |
08/24/1994 | CN2175118Y Apparatus for correcting sitting posture when writing or reading |
08/24/1994 | CN2175117Y Ruler with function for calculating angles and sides of triangle |
08/24/1994 | CN2175113Y Folding multi-function ruler for drawing |
08/24/1994 | CN1091085A Multifunctional intelligence increasing healthful magic board |
08/17/1994 | CN2174343Y Standard two-purpose template for examination |
08/17/1994 | CN2174342Y Perspective template |
08/17/1994 | CN2174341Y Multi-function guide way fast drawing machine |
08/16/1994 | US5337484 Scriptwriting guidance device |
08/11/1994 | DE4323225C1 Drawing instrument |
08/10/1994 | CN2173710Y Myopia prevention writing board |
08/09/1994 | US5336007 Plotter pen with indicator circuit |
08/09/1994 | CA1331261C Treating workpieces |
08/03/1994 | CN2173171Y Drawing template |
08/03/1994 | CN2173047Y Hair pin type anti-nearsight apparatus |
08/02/1994 | US5333389 Letter guide apparatus |
08/02/1994 | US5333387 Color drawing toy |
08/02/1994 | CA2044152C Three-dimensional drawing device |
07/27/1994 | CN2172722Y Appliance for correcting sitting posture and vision of student |
07/26/1994 | US5333006 Lead loader mechanism for a pencil plotter |
07/26/1994 | US5331744 Marker apparatus |
07/13/1994 | CN2171502Y Copy card for pen writing |
07/13/1994 | CN2171501Y Practising writing and drawing picture mould with pen and with displaying sound |
07/13/1994 | CN2171500Y Reading and writing apparatus for pupil with correction posture |
07/13/1994 | CN2171499Y Point indication instrument for moving average line |
07/13/1994 | CN2171252Y Multifunction health reading stand |
07/06/1994 | CN2170856Y Preventive myopia device for students |
07/06/1994 | CN2170654Y Curved rule for drawing purpose in garment cutting |
07/05/1994 | US5327168 Rolled sheet conveying apparatus of plotter and rolled sheet conveying route control method. |
06/29/1994 | EP0603572A1 Support for applying a code to a pane of glass for security-coding vehicles |
06/29/1994 | EP0603505A1 Paper moving system for a printer/plotter |
06/29/1994 | CN2170217Y Health care apparatus for eyesight |
06/22/1994 | CN2169554Y Eye protector for reading and writing |
06/22/1994 | CN2169553Y 多功能尺 Multifunction foot |
06/22/1994 | CN2169552Y Sight protective device |
06/22/1994 | CN2169304Y Sight health stationery box |
06/21/1994 | US5321892 Automatic paper-cutting device in plotter |
06/21/1994 | US5321891 For producing lines on a screen |
06/15/1994 | EP0600907A1 Plotter |
06/15/1994 | CN2168731Y Simple device against myopia |
06/15/1994 | CN2168730Y Multifunctional assembled teaching instruments |
06/15/1994 | CN2168728Y Drawing head |
06/14/1994 | US5319859 Tuck and point template for making shark's teeth |
06/08/1994 | CN2167859Y Calculating and drawing plate for infant |
06/08/1994 | CN2167858Y Multi-function drawing ruler |
06/08/1994 | CN1087584A Adjustable distance control stand for writing |
06/01/1994 | CN2166977Y Simple drawing device |
06/01/1994 | CN2166976Y Multi-purpose compass for drawing for teacher use |
06/01/1994 | CN2166975Y Device for drawing check for children writing use |
05/25/1994 | CN2166019Y Universal traffic graphic mother panel |
05/25/1994 | CN2166018Y Follow board for practicing writing |