Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352052 | Device for applying writing, drawing, printing and painting fluids onto a surface | — | 1994-10-04 |
| 5279652 | Use of solids as antiblocking additives for marker liquids | Gunther Herrnring | 1994-01-18 |