Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443647 | Ink follower piston for a ball-point pen, and a method of manufacturing the same | Jean-Philippe Lerch, Jose Duez | 2002-09-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443647 | Ink follower piston for a ball-point pen, and a method of manufacturing the same | Jean-Philippe Lerch, Jose Duez | 2002-09-03 |