Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830775 | Zinc and/or lead salts of carboxylic acids and their use as corrosion inhibitors | Egon Liedek | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830775 | Zinc and/or lead salts of carboxylic acids and their use as corrosion inhibitors | Egon Liedek | 1989-05-16 |