| Patents for B43L 13 - Drawing instruments, or writing or drawing appliances or accessories, not otherwise provided for (6,769) |
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| 06/21/1995 | CN2201260Y Envelope geometric measurement pattern plate |
| 06/14/1995 | CN2200548Y Multifunction calligraphy practising board |
| 06/14/1995 | CN2200547Y Figure puzzle apparatus for algebra and geometry |
| 06/07/1995 | CN2199875Y Vision protector for pupil |
| 06/06/1995 | US5421937 Methods of fabricating a plotter drum |
| 05/31/1995 | CN2198813Y Sitting posture corrector for children |
| 05/24/1995 | CN2198127Y Pantographic instrument |
| 05/24/1995 | CN2198126Y Multipurpose drawing appliance |
| 05/17/1995 | CN2197231Y Multifunctional drawing tool |
| 05/17/1995 | CN2197230Y Universal drawing instrument |
| 05/17/1995 | CN2197229Y Rapid marking instrument |
| 05/17/1995 | CN2197220Y Ballpen with a cap |
| 05/10/1995 | EP0651690A1 Double-sided miter box for machine-tools, in particular panel saws. |
| 05/10/1995 | CN2196411Y Vision-protection and body-building reading rack |
| 05/10/1995 | CN1102379A Pen cover with finger position mark for holding pen |
| 05/03/1995 | CN2196032Y Belt for protecting children's sight |
| 04/26/1995 | CN2195449Y Multi-fucntion combined ruler |
| 04/26/1995 | CN2195239Y Locating rack for reading books |
| 04/26/1995 | CN2195238Y Folding reading and writing-rack |
| 04/25/1995 | US5409383 Multi-functional writing device |
| 04/25/1995 | US5408753 Protractor with a rotor |
| 04/19/1995 | CN2194824Y Multipurpose templet |
| 04/19/1995 | CN2194823Y E-shape moving trace drawing machine |
| 04/19/1995 | CN2194822Y Vernier protractor ruler |
| 04/19/1995 | CN2194821Y 多功能制图仪 Multifunction Mapper |
| 04/19/1995 | CN2194820Y Rod gripping device |
| 04/19/1995 | CN1101607A Regular polygon drawing board |
| 04/05/1995 | CN2193815Y 看书辅助装置 Read auxiliary device |
| 04/05/1995 | CN2193814Y Studying posture corrector |
| 04/05/1995 | CN2193813Y Multi-purpose drawing instrument |
| 04/05/1995 | CN2193812Y Multi-purpose drawing appliance |
| 03/29/1995 | CN2193261Y Ruler and compasses combined stationery |
| 03/29/1995 | CN2193260Y Rack for reading and writing |
| 03/22/1995 | EP0643645A1 A method and a device for retaining a thin medium between two bodies. |
| 03/22/1995 | EP0399052B1 Method of setting drawing parameters in an xy plotter |
| 03/22/1995 | CN2192480Y Light drawing machine with rope transmission |
| 03/22/1995 | CN2192479Y Apparatus for preventing closing |
| 03/22/1995 | CN2192478Y Reading writing apparatus for preventing myopia |
| 03/15/1995 | EP0642423A1 A method and an apparatus for illuminating points on a medium. |
| 03/15/1995 | CN2191775Y Compasses |
| 03/14/1995 | US5396713 Combined decorative article, puzzle and stencil |
| 03/09/1995 | DE3490067C2 Marking tool (scriber) for squared timber commonly used in the building trade |
| 03/08/1995 | CN2191106Y Scale with multiple proportion |
| 03/08/1995 | CN2191105Y Ruller-type drawing device |
| 03/08/1995 | CN2191104Y Drawing board for teaching geometric drawing |
| 03/08/1995 | CN2190909Y Adjustable writing-rack for students |
| 03/01/1995 | CN2190569Y Correcting frame for pupil's writing posture |
| 03/01/1995 | CN2190568Y String article with safety device |
| 02/22/1995 | CN2190034Y Exercise book for writing characters and patterns |
| 02/22/1995 | CN2190033Y Three uniform divider |
| 02/22/1995 | CN2190032Y Drawing template with angle measuring and circling functions |
| 02/15/1995 | CN2189539Y Multi-purpose drawing instrument for student |
| 02/15/1995 | CN1098611A Horizontal reading method and reading stand |
| 02/08/1995 | CN2189065Y Multiplication, direction digit composition board |
| 02/08/1995 | CN2189064Y Board for writing |
| 02/08/1995 | CN2189063Y Board for writing for anti nearsightedness |
| 02/07/1995 | US5386640 Drafting device |
| 02/07/1995 | CA2045056C Pre-school stencil kit |
| 02/02/1995 | WO1995003182A1 An angle divider |
| 02/02/1995 | CA2167394A1 An angle divider |
| 02/01/1995 | CN2188491Y Body posture correcting device for pupil doing homeworks |
| 01/25/1995 | CN2188039Y Multifunctional set square |
| 01/25/1995 | CN2188038Y Multipurpose compasses |
| 01/24/1995 | US5383277 Writing apparatus and method |
| 01/24/1995 | US5383276 Angle trisector |
| 01/18/1995 | CN2187555Y Sight protector for student of primary and middle school |
| 01/18/1995 | CN2187554Y Multi-purpose set square |
| 01/18/1995 | CN2187553Y Interest writing exercise plug plate |
| 01/11/1995 | CN2187120Y Eyesight protector for children |
| 01/11/1995 | CN2187119Y Multi-purpose drawing board |
| 01/05/1995 | DE4143318C2 Plotter with permanently connected ink supply |
| 12/28/1994 | CN2186168Y Multifunction drawing board for middle school student |
| 12/28/1994 | CN2186167Y Convex point braille writer |
| 12/28/1994 | CN2186160Y Solid revised pen |
| 12/21/1994 | CN2185684Y Writing or drawing instrument |
| 12/21/1994 | CN2185683Y Geometric drawing-board |
| 12/14/1994 | EP0628786A2 Angle trisector |
| 12/14/1994 | CN2185208Y Picture pantograph |
| 12/14/1994 | CN2185207Y Corrector for writing posture of students |
| 12/14/1994 | CN2185206Y Device for correcting studying posture and preventing myopia |
| 12/14/1994 | CN2185200Y Pen with finger holder and finger holder for pen |
| 12/14/1994 | CN2185057Y Multifunctional reading-writing-rack |
| 12/13/1994 | US5372506 Draw-through-pattern graphics system |
| 12/07/1994 | CN2184574Y Multifunction drawing board |
| 12/07/1994 | CN2184573Y Sectional symbol drawing ruler |
| 12/07/1994 | CN2184572Y Multipurpose drawing tool |
| 12/07/1994 | CN2184570Y Ruler pad |
| 12/07/1994 | CN2184561Y Anti-shinkage card for colour pen nib |
| 11/30/1994 | CN2183901Y Sitting posture helper |
| 11/30/1994 | CN2183900Y Pen holder |
| 11/30/1994 | CN2183899Y Pen with marks eraser |
| 11/23/1994 | CN2183274Y High-efficiency multi-function drawing instrument |
| 11/23/1994 | CN2183273Y Multi-purpose ruler |
| 11/23/1994 | CN2183272Y Motor frame of drawing instrument |
| 11/23/1994 | CN2183271Y Drawing ruler |
| 11/23/1994 | CN2183268Y Finger-protective pen |
| 11/22/1994 | US5367180 Thin-film semiconductor device with field plate |
| 11/16/1994 | CN2182746Y Appliance for keeping sitting posture when reading or writing |
| 11/16/1994 | CN2182745Y Drawing design appliance for makeing cake |
| 11/16/1994 | CN2182744Y Bridge like ruler for drawing purpose |