| Patents for B43L 23 - Sharpeners for pencils or leads (1,940) |
|---|
| 09/20/2000 | EP1036672A1 Sharpener |
| 09/14/2000 | WO2000053431A2 Pencil sharpener |
| 09/13/2000 | CN2395902Y Multifunctional ruler for student |
| 08/02/2000 | CN2389793Y Electric sharpener for pencil |
| 07/25/2000 | US6092293 Pencil sharpener |
| 07/19/2000 | EP1020305A1 Sharpener with container |
| 06/28/2000 | EP1011837A2 Device for facilitating manicuring and method of use thereof |
| 06/21/2000 | CN2383704Y Pencil sharpener |
| 06/14/2000 | CN2382576Y 电动铅笔刨 Electric pencil sharpener |
| 06/14/2000 | CN2382575Y Pencil sharpener |
| 06/07/2000 | CN2381510Y Pencil sharpener |
| 05/24/2000 | CN2379328Y Pencil sharpener being able to sharpen thin and long lead |
| 05/23/2000 | US6065514 Compact handheld battery-operated cosmetic pencil sharpener |
| 05/17/2000 | CN2378214Y Turning sharpening and polishing device for pencil |
| 05/17/2000 | CN2378213Y Electric pencil sharpener |
| 05/10/2000 | CN2377107Y 手摇铅笔刀 Cranked pencil sharpener |
| 05/03/2000 | CN2376388Y Planing cutter for cranking bar type pencil planing machine with rolling gear |
| 04/19/2000 | CN2374368Y Diameter regulatable pencil sharpener |
| 03/23/2000 | DE19841730A1 Spitzer Sharpener |
| 03/22/2000 | CN2369879Y Luminous pencil sharpener |
| 03/15/2000 | EP0985549A1 Sharpener |
| 03/15/2000 | CN2368727Y Pencil sharpener |
| 03/09/2000 | WO2000012326A1 Pencil sharpening machine |
| 03/09/2000 | DE19840309A1 Spitzer insbesondere für Weichminenstifte Sharpener especially for soft lead pencils |
| 03/09/2000 | DE19839401A1 Stiftspitzmaschine Pencil sharpener |
| 03/08/2000 | EP0983870A1 Sharpener for soft pencil leads |
| 03/08/2000 | CN2367482Y Double-blade rotational pencil-sharpener |
| 03/08/2000 | CN2367481Y Pencil sharpener |
| 01/27/2000 | DE19831903A1 Sharpener for cosmetic pencil has housing with conical sharpening channel which on front side has arc-shaped rounded shaping blade and accommodation space for removed material from pencil |
| 01/05/2000 | CN2356872Y Pencil sharpener without breaking lead |
| 12/29/1999 | CN2355901Y Pencil sharpener without breaking lead |
| 12/15/1999 | CN2353538Y Pencil-sharpener type seal |
| 12/08/1999 | CN2352371Y Pencil sharpener with lead protection |
| 12/08/1999 | CN2352370Y 多功能削铅笔刀 Multifunctional pencil sharpener |
| 12/01/1999 | CN2351300Y 曲刃卷笔刀 Curved blade sharpener |
| 11/23/1999 | US5987759 Pencil sharpener |
| 10/13/1999 | CN2342999Y Nib positioning device for pencil sharpening appliance |
| 10/13/1999 | CN2342998Y Safety pencil sharpener |
| 09/08/1999 | CN2336980Y Sharpener for pencil |
| 09/01/1999 | CN1044886C Actuator for slip preventing device |
| 08/25/1999 | CN2334605Y Pencil sharpener |
| 08/18/1999 | CN2333554Y 削笔器 Pencil sharpener |
| 08/12/1999 | DE19805702A1 Sharpener, especially for lipsticks etc. |
| 08/11/1999 | CN2332589Y Adjusting pencil sharpener |
| 08/04/1999 | CN2331520Y Pencil grinding plate |
| 08/04/1999 | CN2331519Y Pencil sharpener with Jump pet |
| 07/28/1999 | CN2330527Y Spiral knife pencil sharpener |
| 07/15/1999 | WO1999034987A1 Environment friendly lead sharpener for propelling pencil |
| 07/07/1999 | CN2327546Y Pencil sharpener with function of protecting core from being broken |
| 07/07/1999 | CN2327545Y Pencil sharpener |
| 07/07/1999 | CN2327544Y Pencil sharpener |
| 07/01/1999 | WO1999032306A1 Pencil sharpener |
| 06/16/1999 | CN2323985Y 削笔器 Pencil sharpener |
| 05/12/1999 | CN2318052Y Multifunctional sharpener for thick lead core |
| 04/21/1999 | CN2314953Y 尺子铅笔刨 Ruler Pencil Sharpener |
| 04/20/1999 | US5894669 Sharpener for soft core pencils |
| 04/14/1999 | CN2313759Y Semiautomatic sharpener |
| 04/14/1999 | CN2313758Y 铅笔刨 Pencil Sharpener |
| 04/07/1999 | CN2312816Y Simple pencil-lead quickly-sharpening device |
| 03/31/1999 | CN2312135Y 削笔器 Pencil sharpener |
| 03/17/1999 | CN2310685Y Pencil lead grinding device |
| 03/02/1999 | US5875555 Crayon sharpener assembly |
| 02/17/1999 | EP0827844B1 Sharperner for soft pencil lead |
| 01/14/1999 | DE19756399C1 Rod clamping chuck for machine finishing rod tip |
| 01/06/1999 | CN2302905Y Rotational pencil sharpener without breaking its leads |
| 12/30/1998 | CN2302139Y Pencil sharpener |
| 12/23/1998 | CN2301335Y 铅笔刀 Pencil sharpener |
| 12/23/1998 | CN2301334Y Pull-cutting pencil sharpener |
| 12/16/1998 | CN2300527Y Planing type pencil sharpener |
| 12/16/1998 | CN2300526Y Safety long pencil sharpener |
| 12/08/1998 | US5845407 Blade sharpening accessory |
| 12/08/1998 | US5845406 Soft core pencil sharpener including cleaning shaper |
| 11/18/1998 | CN2297324Y Pencil sharpener with double cutting blade |
| 11/11/1998 | CN2296829Y 铅笔刀 Pencil sharpener |
| 10/21/1998 | EP0872356A1 Sharpener for soft pencil lead |
| 10/14/1998 | CN2294175Y Single-edge and angle-changeable rotational pencil sharpener |
| 10/07/1998 | CN2293463Y Sharpener for pencil |
| 10/07/1998 | CN2293462Y Rolling sharpener head for pencil |
| 09/30/1998 | CN2292688Y Multiple shaped multistation pencil sharpener |
| 09/23/1998 | CN2292033Y Rotary type pencil-sharpening blade with curve edge |
| 09/23/1998 | CN1193574A Pencil sharpener |
| 09/16/1998 | CN2291322Y 铅笔刀 Pencil sharpener |
| 09/16/1998 | CN2291321Y Vertical sharpening safety pencil sharpener |
| 09/16/1998 | CN2291320Y Supporting device for holder in pencil sharpener |
| 09/16/1998 | CN2291319Y Structure improved electric pencil sharpener |
| 09/16/1998 | CN2291318Y Combined pencil sharpener |
| 09/09/1998 | CN2290487Y Pencil sharpening tool |
| 09/08/1998 | US5802948 Method for sharpening crayons |
| 08/26/1998 | CN1191182A Pencil lead sharpener with soft seal piece and seal cap |
| 08/19/1998 | CN2288087Y Electric pencil sharpener |
| 08/19/1998 | CN2288086Y Pencil sharpener |
| 07/22/1998 | CN2286458Y Rotational type pencil sharpener |
| 07/22/1998 | CN2286457Y Simple structured handles of pencil sharpener |
| 07/08/1998 | CN2285720Y Pencil sharpener with separately wood cutting and lead sharpening means |
| 07/07/1998 | US5774995 Candle sharpening system |
| 07/01/1998 | CN2285209Y Electric double-hole pencil sharpener by grinding |
| 07/01/1998 | CN2285208Y Safety pencil sharpener |
| 06/24/1998 | CN2284697Y Double-face pencil sharpener |
| 06/24/1998 | CN2284696Y Pencil sharpener |
| 06/10/1998 | DE19650964A1 Knife for sharpening pencils, pencil refills and matches |