Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703633 | Ink container with a capillary action member | Rolf Gibbels, Heinz-Josef Frenken | 1997-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703633 | Ink container with a capillary action member | Rolf Gibbels, Heinz-Josef Frenken | 1997-12-30 |