Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360439 | Composition for the de-inking of printed waste paper by the washing process | Giulio Calmanti, Salvatore Gafa, Giovanni M. Dadea, Fulvio Burzio | 1982-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360439 | Composition for the de-inking of printed waste paper by the washing process | Giulio Calmanti, Salvatore Gafa, Giovanni M. Dadea, Fulvio Burzio | 1982-11-23 |