Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339237 | Free amine-containing polymeric dyes | Robert E. Wingard, Jr. | 1982-07-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339237 | Free amine-containing polymeric dyes | Robert E. Wingard, Jr. | 1982-07-13 |