Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820552 | Coated zinc, chemistry and manufacturing process | Jose G. Espinosa-C. | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820552 | Coated zinc, chemistry and manufacturing process | Jose G. Espinosa-C. | 1989-04-11 |