Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4198268 | Process for producing colored paper using granulated dye compositions | Helmut Moser, Georg Schoefberger, August Schweizer | 1980-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4198268 | Process for producing colored paper using granulated dye compositions | Helmut Moser, Georg Schoefberger, August Schweizer | 1980-04-15 |