Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859244 | Paper sizing | — | 1989-08-22 |
| 4818342 | Heat treatment of paper products | Dinkar G. Wagle, Vacheslav M. Yasnovsky | 1989-04-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859244 | Paper sizing | — | 1989-08-22 |
| 4818342 | Heat treatment of paper products | Dinkar G. Wagle, Vacheslav M. Yasnovsky | 1989-04-04 |