Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32234 | Non-ferrous metal treatment | Enrique O. Hoefele | 1986-08-26 |
| 4238228 | Non-ferrous metal treatment | Enrique O. Hoefele | 1980-12-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32234 | Non-ferrous metal treatment | Enrique O. Hoefele | 1986-08-26 |
| 4238228 | Non-ferrous metal treatment | Enrique O. Hoefele | 1980-12-09 |