| Patents for B43K 25 - Attaching writing implements to wearing apparel or objects involving constructional changes of the implements (1,037) |
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| 09/02/1986 | US4608733 System for fastening pocket clips to metal caps or barrels of writing instruments |
| 07/29/1986 | US4602397 Writing instrument |
| 07/22/1986 | CA1208173A1 Marking instrument |
| 05/13/1986 | US4588317 Lead or pen marking device |
| 03/04/1986 | US4573818 Cap assembly for a single or plural writing instruments |
| 03/04/1986 | US4573817 Mechanical pencil |
| 01/15/1986 | EP0167615A1 Writing instrument |
| 11/19/1985 | CA1196889A1 Cap and clip assembly for instrument |
| 11/05/1985 | US4551035 Marking instrument |
| 11/05/1985 | US4551034 Clip mount insert |
| 07/18/1985 | WO1985003038A1 Writing instrument |
| 05/14/1985 | US4516869 Clip for writing pen or similar object |
| 03/26/1985 | US4506426 Pocket clip for a writing instrument |
| 03/12/1985 | US4504163 Mechanical pencil with automatic lead advance |
| 02/13/1985 | EP0132490A2 Arrangement for fastening clips to tubular metallic parts of writing instruments |
| 10/23/1984 | CA1176605A1 Mechanical pencil |
| 07/10/1984 | US4459059 Sliding cap with frictional engagement |
| 11/01/1983 | CA1156184A1 Closure cap for a writing instrument |
| 08/02/1983 | CA1151113A1 Ball point pen, fountain pen or like objet with improved clip |
| 07/20/1983 | EP0083636A1 Fasteners for securing instruments |
| 04/19/1983 | US4380403 Closure cap for a writing instrument |
| 01/20/1983 | WO1983000122A1 Fasteners for securing instruments |
| 12/28/1982 | US4365390 Clip for writing utensil |
| 12/22/1981 | CA1114709A1 Combined nail file and writing implement clip attachment |
| 09/16/1981 | EP0035931A1 Writing implement with a cap provided with a clip |
| 08/25/1981 | US4285101 Elongated implement clip |
| 06/09/1981 | US4272206 Safety ink pen |
| 05/26/1981 | US4269528 Fountain pen with specific tubular nib |
| 09/02/1980 | US4219909 Combined clasp and tie slide |
| 05/06/1980 | CA1076995A1 Writing instrument with flat resilient clip |
| 12/18/1979 | CA1068235A1 Combined pencil clip and sharpener |
| 09/18/1979 | US4168129 Permanent-magnetically held closure cap for writing instruments |
| 12/19/1978 | US4129925 Combined nail file and writing implement clip attachment |
| 05/10/1977 | US4022535 Actuator structure for ball-point pens and other writing instruments |
| 04/12/1977 | US4017195 Writing implement and method of manufacturing the same |
| 11/30/1976 | US3994605 Pocket pen |
| 09/14/1976 | US3980114 Combined pencil clip and sharpener |